What humans were the first to live in cold places?
Homo Heidelbergenis (sometimes referred to as Homo Rhodesiensis) was the first early human species to live in colder climates.Their short, wide bodies were likely an adaptation to conserving heat.
It lived at the time of the oldest definite control of fire and use of wooden spears, and it was the first early human species to routinely hunt large animals and to build shelters out of wood and rock.
Researchers believe that Homo Heidelbergensis lived in Africa, in Europe and possibly in Asia between 700,000 and 200,000 years ago. The average height for males and females was 175 cm (5 ft 9 in) and 157 cm (5 ft 2 in) respectively. The average weight for males and females was 62 kg (136 lbs) and 51 kg (112 lbs) respectively.
Heidelbergensis is the latinised word for 'Heidelberg', the German city where the first fossil of this species was discovered in 1907-08.
Look at one of facial reconstructions of Homo Heidelbergensis โฌ๏ธ.
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Homo Heidelbergenis (sometimes referred to as Homo Rhodesiensis) was the first early human species to live in colder climates.Their short, wide bodies were likely an adaptation to conserving heat.
It lived at the time of the oldest definite control of fire and use of wooden spears, and it was the first early human species to routinely hunt large animals and to build shelters out of wood and rock.
Researchers believe that Homo Heidelbergensis lived in Africa, in Europe and possibly in Asia between 700,000 and 200,000 years ago. The average height for males and females was 175 cm (5 ft 9 in) and 157 cm (5 ft 2 in) respectively. The average weight for males and females was 62 kg (136 lbs) and 51 kg (112 lbs) respectively.
Heidelbergensis is the latinised word for 'Heidelberg', the German city where the first fossil of this species was discovered in 1907-08.
Look at one of facial reconstructions of Homo Heidelbergensis โฌ๏ธ.
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How big is the worldโs largest cruise ship?
๐ณ The Icon of the Seas โฌ๏ธ is considered to be the largest cruise ship in the world at the moment.
๐ณ It embarked on its maiden voyage, on January 27, 2024, from the Port of Miami.
๐ณ It runs nearly 365 meters (1,200 feet) from bow to stern.
๐ณ The Icon of the Seas can carry up to 7,600 passengers and 2,350 crew members.
๐ณ The ship has:
2๏ธโฃ0๏ธโฃ decks
6๏ธโฃ waterslides
7๏ธโฃ swimming pools, including the first cantilevered infinity pool at sea and the largest swimming pool at sea - the 151,416-litres Royal Bay
1๏ธโฃ ice-skating rink, which is the largest ice arena at sea (Absolute Zero, where guests can skate or watch a performance).
1๏ธโฃ theater
more than 4๏ธโฃ0๏ธโฃ restaurants, bars and lounges
๐ณ It is powered by six dual-fuel engines, which can be powered by liquefied natural gas (LNG).
โ๏ธ Some experts worry:
โช๏ธLNG-powered ships increase methane emissions
โช๏ธvacationers generate eight times more carbon on a cruise than they do on land.
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๐ณ The Icon of the Seas โฌ๏ธ is considered to be the largest cruise ship in the world at the moment.
๐ณ It embarked on its maiden voyage, on January 27, 2024, from the Port of Miami.
๐ณ It runs nearly 365 meters (1,200 feet) from bow to stern.
๐ณ The Icon of the Seas can carry up to 7,600 passengers and 2,350 crew members.
๐ณ The ship has:
2๏ธโฃ0๏ธโฃ decks
6๏ธโฃ waterslides
7๏ธโฃ swimming pools, including the first cantilevered infinity pool at sea and the largest swimming pool at sea - the 151,416-litres Royal Bay
1๏ธโฃ ice-skating rink, which is the largest ice arena at sea (Absolute Zero, where guests can skate or watch a performance).
1๏ธโฃ theater
more than 4๏ธโฃ0๏ธโฃ restaurants, bars and lounges
๐ณ It is powered by six dual-fuel engines, which can be powered by liquefied natural gas (LNG).
โ๏ธ Some experts worry:
โช๏ธLNG-powered ships increase methane emissions
โช๏ธvacationers generate eight times more carbon on a cruise than they do on land.
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What is the longest and the heaviest self-propelled ship in history?
๐ข The supertanker TT Seawise Giant (also known as Oppama, Happy Giant, Jahre Viking, Knock Nevis, and Mont) is the longest and the heaviest self-propelled ship in history โฌ๏ธ.
๐ข Built in 1979 at the Oppama shipyard in Japan, it was originally delivered as the Happy Giant oil tanker.
๐ข After undergoing an extensive jumboization process in 1988-1989 in Hong Kong, the ship had
๐a capacity of 564,763 tons deadweight (DWT)
๐a length overall of 458.45 m (1,504.1 ft), longer than the height of many of the world's tallest buildings and 100 meters longer than the longest active cruise ship currently
๐a draft of 24.611 m (80.74 ft)
๐46 tanks
๐31,541 m2 (339,500 sq ft) of deck space
๐a rudder of 230 tons
๐ a propeller of 50 tons.
๐ข When fully loaded, her 25 meter/81 foot draft was too deep for the ship to safely navigate the relatively shallow waters.
The vessel was scrapped in 2010.
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๐ข The supertanker TT Seawise Giant (also known as Oppama, Happy Giant, Jahre Viking, Knock Nevis, and Mont) is the longest and the heaviest self-propelled ship in history โฌ๏ธ.
๐ข Built in 1979 at the Oppama shipyard in Japan, it was originally delivered as the Happy Giant oil tanker.
๐ข After undergoing an extensive jumboization process in 1988-1989 in Hong Kong, the ship had
๐a capacity of 564,763 tons deadweight (DWT)
๐a length overall of 458.45 m (1,504.1 ft), longer than the height of many of the world's tallest buildings and 100 meters longer than the longest active cruise ship currently
๐a draft of 24.611 m (80.74 ft)
๐46 tanks
๐31,541 m2 (339,500 sq ft) of deck space
๐a rudder of 230 tons
๐ a propeller of 50 tons.
๐ข When fully loaded, her 25 meter/81 foot draft was too deep for the ship to safely navigate the relatively shallow waters.
The vessel was scrapped in 2010.
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What is the largest vessel ever built?
โ๏ธ Prelude FLNG โฌ๏ธ is the largest floating facility ever built.
๐ It is a floating liquefied natural lake gas (FLNG) platform. Despite its ship-like appearance, it is not in the strictest sense a boat as it needs to be towed to its destinations.
๐ Prelude FLNG measures 488 m (1,601 ft) long, about 30 m longer than the Seawise Giant, and 74 m (243 ft) wide.
๐ The ship has a deck longer than four soccer fields and storage tanks that would fill 175 Olympic-sized swimming pools.
๐ At full load, it displaces more than 600,000 tons.
๐ More than 6,700 Horsepower thrusters are used to position the facility and 50 million liters of water are used every hour for cooling the LNG.
๐ The Prelude is now stationed over a gas field off the north coast of Western Australia.
๐ Annually, the facility can produce enough natural gas to power annually a city the size of Hong Kong.
๐ According to analysts, its price could be up to $12.6 billion.
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โ๏ธ Prelude FLNG โฌ๏ธ is the largest floating facility ever built.
๐ It is a floating liquefied natural lake gas (FLNG) platform. Despite its ship-like appearance, it is not in the strictest sense a boat as it needs to be towed to its destinations.
๐ Prelude FLNG measures 488 m (1,601 ft) long, about 30 m longer than the Seawise Giant, and 74 m (243 ft) wide.
๐ The ship has a deck longer than four soccer fields and storage tanks that would fill 175 Olympic-sized swimming pools.
๐ At full load, it displaces more than 600,000 tons.
๐ More than 6,700 Horsepower thrusters are used to position the facility and 50 million liters of water are used every hour for cooling the LNG.
๐ The Prelude is now stationed over a gas field off the north coast of Western Australia.
๐ Annually, the facility can produce enough natural gas to power annually a city the size of Hong Kong.
๐ According to analysts, its price could be up to $12.6 billion.
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๐17โค4
What could play a unique role for the emergence of life on Earth?
๐โก๏ธA new study says that lightning strikes hitting volcanic eruptions โฌ๏ธ could play a crucial role in producing high levels of nitrogen, thereby facilitating the birth of the earliest life forms.
Nitrogen, a fundamental element for life on Earth, when combined with lightning, reacts with oxygen to form nitrogen oxide, which then gets released into the soil, creating a fertile ground for life to emerge and thrive.
The researchers analyzed samples from ancient volcanic sites and found that the substantial amounts of nitrates found were of atmospheric origin, suggesting that these essential life-giving elements were delivered by lightning, not derived from the volcanic eruptions themselves.
The phenomenon of volcanic lightning, which typically occurs at the eruptionโs onset, was observed in two key areas: near the ground within ash clouds and higher up in the plume of volcanic smoke that reaches the stratosphere.
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๐โก๏ธA new study says that lightning strikes hitting volcanic eruptions โฌ๏ธ could play a crucial role in producing high levels of nitrogen, thereby facilitating the birth of the earliest life forms.
Nitrogen, a fundamental element for life on Earth, when combined with lightning, reacts with oxygen to form nitrogen oxide, which then gets released into the soil, creating a fertile ground for life to emerge and thrive.
The researchers analyzed samples from ancient volcanic sites and found that the substantial amounts of nitrates found were of atmospheric origin, suggesting that these essential life-giving elements were delivered by lightning, not derived from the volcanic eruptions themselves.
The phenomenon of volcanic lightning, which typically occurs at the eruptionโs onset, was observed in two key areas: near the ground within ash clouds and higher up in the plume of volcanic smoke that reaches the stratosphere.
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What are the different parts of a plant?
๐ฑ๐๐ฟ Broadly, plants have 2๏ธโฃ organ systems:
๐ค The Root System that covers the underground parts of a plant and includes the roots, tubers, and rhizomes.
๐ข The Shoot System that consists of parts found above the ground, such as leaves, stems, flowers, and fruits.
A typical diagram of a plant body consists of 3๏ธโฃ parts:
๐ซ Roots, that lie below the surface of the soil. The top part of a root (root apex) is covered by a covering known as root cap.
๐ฉ Stems, found above the ground and are structurally divided into nodes, the regions where leaves are found, and internodes, the areas in-between the nodes.
๐ Leaves, each having specialized functions and mostly found above the ground and attached to the stem.
A flowering plant also contains:
๐ท๐ผ๐บ Flowers, the most colorful and attractive parts of a plant,
and
๐๐ซ๐ Fruits, the ripened ovary found in flower after fertilization.
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๐ฑ๐๐ฟ Broadly, plants have 2๏ธโฃ organ systems:
๐ค The Root System that covers the underground parts of a plant and includes the roots, tubers, and rhizomes.
๐ข The Shoot System that consists of parts found above the ground, such as leaves, stems, flowers, and fruits.
A typical diagram of a plant body consists of 3๏ธโฃ parts:
๐ซ Roots, that lie below the surface of the soil. The top part of a root (root apex) is covered by a covering known as root cap.
๐ฉ Stems, found above the ground and are structurally divided into nodes, the regions where leaves are found, and internodes, the areas in-between the nodes.
๐ Leaves, each having specialized functions and mostly found above the ground and attached to the stem.
A flowering plant also contains:
๐ท๐ผ๐บ Flowers, the most colorful and attractive parts of a plant,
and
๐๐ซ๐ Fruits, the ripened ovary found in flower after fertilization.
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Ask Me
What are the different parts of a plant? ๐ฑ๐๐ฟ Broadly, plants have 2๏ธโฃ organ systems: ๐ค The Root System that covers the underground parts of a plant and includes the roots, tubers, and rhizomes. ๐ข The Shoot System that consists of parts found above theโฆ
What are the functions of each part of a plant?
Here are the key functions of each part of a plant.
๐ค Roots
โ๏ธ Absorbing water and minerals from the soil
โ๏ธ Storing food for future use
โ๏ธ Producing plant growth hormones
โ๏ธ Anchoring the plant firmly to the soil and providing support
โ๏ธ Developing new plants from the roots of the old plant (vegetative reproduction)
๐ข Stems
โ๏ธ Providing strength and support to buds, flowers, leaves, and fruits
โ๏ธ Storing food mainly in the form of starch
โ๏ธ Transporting food, water, and minerals to all parts of the plant body
โ๏ธ Developing new plants from the stem of the old plant (vegetative reproduction)
๐ Leaves
โ Making food for the plant with the help of sunlight, carbon dioxide, and water through photosynthesis
โ Helping in reproduction such as in Bryophyllum, a group of sprout leaf plants
โ Helping in evaporation from the aerial parts of the plant by transpiration
Apart from these main functions, leaves of some plants are modified to form tendrils, that help in climbing (e.g., pea plant) or spines, helping in protection (e.g., cactus). Some leaves may turn fleshy to store food (e.g., onion plant).
๐บ Flowers
๐บ Helping in the sexual reproduction of plants
๐บ Stimulating pollination in plants and fertilization of the ovule
โน๏ธ๐ธ A flower contains 4๏ธโฃ main parts:
a) Sepals: Green parts of a flower found below the petals that protect flower buds from injury.
b) Petals: Colorful parts of a flower found above the sepals that help in pollination.
c) Stamens: Consists of an anther and a filament. They are the male reproductive part of a plant producing male sex cells or spermatia.
d) Carpel: Consists of stigma, style, and ovary. They are the female reproductive part of a plant producing female sex cells or ovules.
๐ฅ๐๐ฅฆ Fruits
๐ธ Protecting the growing seeds
๐ธ Helping in the dispersal of seeds and thus in plant reproduction
โ๏ธ Thus although each part of a plant has its specific functions, they all work in combination to provide distinct advantages in plant growth and survival.
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Here are the key functions of each part of a plant.
๐ค Roots
โ๏ธ Absorbing water and minerals from the soil
โ๏ธ Storing food for future use
โ๏ธ Producing plant growth hormones
โ๏ธ Anchoring the plant firmly to the soil and providing support
โ๏ธ Developing new plants from the roots of the old plant (vegetative reproduction)
๐ข Stems
โ๏ธ Providing strength and support to buds, flowers, leaves, and fruits
โ๏ธ Storing food mainly in the form of starch
โ๏ธ Transporting food, water, and minerals to all parts of the plant body
โ๏ธ Developing new plants from the stem of the old plant (vegetative reproduction)
๐ Leaves
โ Making food for the plant with the help of sunlight, carbon dioxide, and water through photosynthesis
โ Helping in reproduction such as in Bryophyllum, a group of sprout leaf plants
โ Helping in evaporation from the aerial parts of the plant by transpiration
Apart from these main functions, leaves of some plants are modified to form tendrils, that help in climbing (e.g., pea plant) or spines, helping in protection (e.g., cactus). Some leaves may turn fleshy to store food (e.g., onion plant).
๐บ Flowers
๐บ Helping in the sexual reproduction of plants
๐บ Stimulating pollination in plants and fertilization of the ovule
โน๏ธ๐ธ A flower contains 4๏ธโฃ main parts:
a) Sepals: Green parts of a flower found below the petals that protect flower buds from injury.
b) Petals: Colorful parts of a flower found above the sepals that help in pollination.
c) Stamens: Consists of an anther and a filament. They are the male reproductive part of a plant producing male sex cells or spermatia.
d) Carpel: Consists of stigma, style, and ovary. They are the female reproductive part of a plant producing female sex cells or ovules.
๐ฅ๐๐ฅฆ Fruits
๐ธ Protecting the growing seeds
๐ธ Helping in the dispersal of seeds and thus in plant reproduction
โ๏ธ Thus although each part of a plant has its specific functions, they all work in combination to provide distinct advantages in plant growth and survival.
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Ask Me
What does most life on Earth depend on?
Most life on our planet depends on the process called photosynthesis.
This process is carried out by plants, algae, and some types of bacteria, which capture energy from sunlight to produce oxygen (O2) and chemicalโฆ
Most life on our planet depends on the process called photosynthesis.
This process is carried out by plants, algae, and some types of bacteria, which capture energy from sunlight to produce oxygen (O2) and chemicalโฆ
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Why do plants have different leaves?
๐ Everything about a leaf โ from the size, the thickness, the smoothness to its vein structure and segmentation โ is part of its function. Each of these characteristics is an adaptation or optimization that helps leaves fulfill its main purpose, which is photosynthesis, as well as absorb sunlight, distribute water, regulate heat loss, avoid pests, etc.
๐ Scientists say that the two major factors that influence leaf shape are evolutionary history and environment.
๐ฑ Plants from the same species can have very different-looking leaves in different climates.
๐ฟ๐ Researchers have found correlations such as latitude and shape (closer to the equator=simpler leaves), temperature and teeth (colder climate=more teeth), and moisture and size (wetter environment=larger leaves).
โ๏ธ๐งฌ Scientists have also identified a genetic mechanism responsible for leaf diversity that may offer new tools to help plants withstand different climate conditions.
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๐ Everything about a leaf โ from the size, the thickness, the smoothness to its vein structure and segmentation โ is part of its function. Each of these characteristics is an adaptation or optimization that helps leaves fulfill its main purpose, which is photosynthesis, as well as absorb sunlight, distribute water, regulate heat loss, avoid pests, etc.
๐ Scientists say that the two major factors that influence leaf shape are evolutionary history and environment.
๐ฑ Plants from the same species can have very different-looking leaves in different climates.
๐ฟ๐ Researchers have found correlations such as latitude and shape (closer to the equator=simpler leaves), temperature and teeth (colder climate=more teeth), and moisture and size (wetter environment=larger leaves).
โ๏ธ๐งฌ Scientists have also identified a genetic mechanism responsible for leaf diversity that may offer new tools to help plants withstand different climate conditions.
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๐23โค7๐ฅ3
How does a desert plant pull moisture from the air?
๐ธ When it comes to eking out a living without much water, some desert plants can grow deep-reaching roots to get a drink from far underground.
๐ธ But one dry-adapted plant turns to another source to gain moisture: the air.
๐ธ Spindly shrubs called athel tamarisks (Tamarix aphylla) draw salty water from the soil and excrete the salt from their leaves โฌ๏ธ. Then, at night, these crystals allow them to collect water from the air.
๐ธ Researchers found that this salt contained at least ten different materials, which together allowed it to pull water from the air at low humidities. One of these components was lithium sulfate, which could gather water at the lowest humidities.
๐ธ These natural salts are likely to be environmentally safe, and identifying them could help engineers improve practices for pulling moisture from the air in water-strapped regions.
โน๏ธ This finding is considered one of the most promising discoveries in 2023.
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๐ธ When it comes to eking out a living without much water, some desert plants can grow deep-reaching roots to get a drink from far underground.
๐ธ But one dry-adapted plant turns to another source to gain moisture: the air.
๐ธ Spindly shrubs called athel tamarisks (Tamarix aphylla) draw salty water from the soil and excrete the salt from their leaves โฌ๏ธ. Then, at night, these crystals allow them to collect water from the air.
๐ธ Researchers found that this salt contained at least ten different materials, which together allowed it to pull water from the air at low humidities. One of these components was lithium sulfate, which could gather water at the lowest humidities.
๐ธ These natural salts are likely to be environmentally safe, and identifying them could help engineers improve practices for pulling moisture from the air in water-strapped regions.
โน๏ธ This finding is considered one of the most promising discoveries in 2023.
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๐34โค6
What is the leading explanation for how the universe began?
๐ฅThe Big Bang Theory is the leading explanation for how the universe began.
๐ฅIt is the idea that the universe began as just a single point, then expanded and stretched to grow as large as it is right nowโand it is still stretching.
๐ฅThis idea belongs to a Belgian astronomer Georges Lemaรฎtre (1894-1966).
๐ฅโ๏ธ๐ โ๏ธThis theory says that at the very beginning the universe was just hot, tiny particles mixed with light and energy. As everything expanded and took up more space, it cooled down. The tiny particles formed atoms, which over lots of time came together to form stars and galaxies. The first stars created bigger atoms and groups of atoms. That led to more stars being born. At the same time, galaxies were crashing and grouping together. As new stars were being born and dying, then things like asteroids, comets, planets, and black holes formed.
๐ฅAccording to the theory, the universe could be 13.8 billion years old.
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๐ฅThe Big Bang Theory is the leading explanation for how the universe began.
๐ฅIt is the idea that the universe began as just a single point, then expanded and stretched to grow as large as it is right nowโand it is still stretching.
๐ฅThis idea belongs to a Belgian astronomer Georges Lemaรฎtre (1894-1966).
๐ฅโ๏ธ๐ โ๏ธThis theory says that at the very beginning the universe was just hot, tiny particles mixed with light and energy. As everything expanded and took up more space, it cooled down. The tiny particles formed atoms, which over lots of time came together to form stars and galaxies. The first stars created bigger atoms and groups of atoms. That led to more stars being born. At the same time, galaxies were crashing and grouping together. As new stars were being born and dying, then things like asteroids, comets, planets, and black holes formed.
๐ฅAccording to the theory, the universe could be 13.8 billion years old.
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Is it possible that the Big Bang never happened?
There some alternatives to the Big Bang Theory.
โ๏ธ The Steady State universe posits the continuous creation of matter throughout the universe to explain its apparent expansion. This type of universe would be infinite, with no beginning or end.
โ๏ธ The Eternal Inflation theory says that after the Big Bang, the universe expanded rapidly during a brief period called inflation that never stopped. A vast complex of all universes that could have different physical laws is called the multiverse.
โ๏ธ The Oscillating model of the universe involved an endless series of Big Bangs, followed by Big Crunches. The modern cyclic model involves colliding "branes" (a "membrane" within a higher-dimensional volume called the "bulk").
โ๏ธ Implications found in quantum gravity and string theory suggest a universe may be a flat hologram projected onto the surface of a sphere, or a completely digital simulation running on a vast computer.
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There some alternatives to the Big Bang Theory.
โ๏ธ The Steady State universe posits the continuous creation of matter throughout the universe to explain its apparent expansion. This type of universe would be infinite, with no beginning or end.
โ๏ธ The Eternal Inflation theory says that after the Big Bang, the universe expanded rapidly during a brief period called inflation that never stopped. A vast complex of all universes that could have different physical laws is called the multiverse.
โ๏ธ The Oscillating model of the universe involved an endless series of Big Bangs, followed by Big Crunches. The modern cyclic model involves colliding "branes" (a "membrane" within a higher-dimensional volume called the "bulk").
โ๏ธ Implications found in quantum gravity and string theory suggest a universe may be a flat hologram projected onto the surface of a sphere, or a completely digital simulation running on a vast computer.
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How James Webbโs discovery questioned the Big Bang Theory?
๐ In 2023, James Webb Space Telescope (JWST) discovered more than 700 ancient galaxies that could be between 370 million and 650 million years old, according to scientists, who studied the captured data. 93% of the newfound galaxies โฌ๏ธ had never been seen before.
โ๏ธ If the conclusion about the age of these galaxies is correct, this discovery questions and revolutionizes the Big Bang Theory and modern cosmology saying that galaxies need much more time to grow from โnothingโ.
โน๏ธ Some experts believe that the model of a cyclic oscillating universe may provide answers to these new questions. The main thermodynamic argument against this model has been that entropy, contained in black holes, should accumulate from cycle to cycle. But recent studies demonstrate that the continuous accumulation of entropy from cycle to cycle pertains to the surface of the big black hole without violating the second law of thermodynamics.
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๐ In 2023, James Webb Space Telescope (JWST) discovered more than 700 ancient galaxies that could be between 370 million and 650 million years old, according to scientists, who studied the captured data. 93% of the newfound galaxies โฌ๏ธ had never been seen before.
โ๏ธ If the conclusion about the age of these galaxies is correct, this discovery questions and revolutionizes the Big Bang Theory and modern cosmology saying that galaxies need much more time to grow from โnothingโ.
โน๏ธ Some experts believe that the model of a cyclic oscillating universe may provide answers to these new questions. The main thermodynamic argument against this model has been that entropy, contained in black holes, should accumulate from cycle to cycle. But recent studies demonstrate that the continuous accumulation of entropy from cycle to cycle pertains to the surface of the big black hole without violating the second law of thermodynamics.
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๐19โค6๐ฅ3๐1
Why is Science and Technology Day celebrated on April 10?
๐ ๐จ๐ปโ๐ฌ๐ฆ๐ท Since 1982, every April 10, the Day of Science and Technology is celebrated in honor of the Argentine scientist Bernardo Houssay (1887-1971) for his discoveries in Physiology and Medicine, particularly in the role of the pituitary gland in the regulation of the amount of sugar in the blood, through the metabolism of carbohydrates.
This date was established by Unesco in honor of the birth of the Argentine scientist born on April 10, 1887.
Bernardo Houssay was awarded the Nobel Prize in Medicine in 1947, being the first Latin American to receive the Nobel Prize in Science.
Today, Houssayโs discoveries continue to be an example for researchers around the world to continue working on the advancement of science as a means to improve the quality of life of all human beings, since technology undoubtedly plays a fundamental role in all our societies.
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๐ ๐จ๐ปโ๐ฌ๐ฆ๐ท Since 1982, every April 10, the Day of Science and Technology is celebrated in honor of the Argentine scientist Bernardo Houssay (1887-1971) for his discoveries in Physiology and Medicine, particularly in the role of the pituitary gland in the regulation of the amount of sugar in the blood, through the metabolism of carbohydrates.
This date was established by Unesco in honor of the birth of the Argentine scientist born on April 10, 1887.
Bernardo Houssay was awarded the Nobel Prize in Medicine in 1947, being the first Latin American to receive the Nobel Prize in Science.
Today, Houssayโs discoveries continue to be an example for researchers around the world to continue working on the advancement of science as a means to improve the quality of life of all human beings, since technology undoubtedly plays a fundamental role in all our societies.
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๐25โค10
Who was the first human in space?
Yuri Alekseyevich Gagarin (1934-1968) โฌ๏ธ was a Soviet Russian pilot and cosmonaut who became the first human in space.
๐๐ On April 12, 1961, he orbited Earth aboard the Vostok 1 space capsule, the first-ever crewed spacecraft.
"Vostok" means "East" in Russian, as opposed to the Western world, signifying the mission's importance in the Cold War-era space race between the USA and the USSR. The crewed part of the capsule was spherical, with an inside diameter of about 2 m (7 ft). The spacecraft launched from the Baikonur Cosmodrome.
In response to a statement from ground control that everything seemed to be working fine, Gagarin famously replied "Poyekhali!" โ an informal phrase meaning "Off we go!" in Russian.
As a result, he became an international celebrity and received many awards, both within and outside the Soviet Union.
Gagarin was known not only for his accomplishments but also for his charismatic personality and smile โฌ๏ธ.
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Yuri Alekseyevich Gagarin (1934-1968) โฌ๏ธ was a Soviet Russian pilot and cosmonaut who became the first human in space.
๐๐ On April 12, 1961, he orbited Earth aboard the Vostok 1 space capsule, the first-ever crewed spacecraft.
"Vostok" means "East" in Russian, as opposed to the Western world, signifying the mission's importance in the Cold War-era space race between the USA and the USSR. The crewed part of the capsule was spherical, with an inside diameter of about 2 m (7 ft). The spacecraft launched from the Baikonur Cosmodrome.
In response to a statement from ground control that everything seemed to be working fine, Gagarin famously replied "Poyekhali!" โ an informal phrase meaning "Off we go!" in Russian.
As a result, he became an international celebrity and received many awards, both within and outside the Soviet Union.
Gagarin was known not only for his accomplishments but also for his charismatic personality and smile โฌ๏ธ.
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