How did life start on Earth? The answer is a big scientific mystery scientists are actively investigating. After talking with many scientists, host Regina G. Barber found that an abundance of water on ...
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All Life on Earth Comes From One Single Ancestor. And It's So Much Older Than We Thought.
Here’s what you’ll learn when you read this story: All life on Earth can be traced back to a Last Universal Common Ancestor, or LUCA. A study suggests that this organism likely lived on Earth only 400 ...
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Cataclysmic crash with neighboring planet may be the reason there's life on Earth today, new studies hint
Early Earth was a barren wasteland incapable of supporting life until a big protoplanet crash carried in the necessary ingredients, a new study suggests. That collision of the proto-Earth and a ...
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