After years of work, an international team of scientists have detected a sign of a major life event that may have only occurred three times before in the last billion years. They’ve observed two lifeforms merging into one organism.
How humans, animals and even single-celled organisms cooperate to survive suggests there’s more to life than just competition, argues a cheering study of evolutionary biology.
Fifty years after her discovery, the 3.2-million-year-old fossil still reigns as mother of us all. But she now has rivals
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Bats don’t just host deadly diseases — they can tolerate them shockingly well.
An essential primer on humanity’s ongoing quest to understand the secrets of life
Scientists have simulated the formation of fatty acids, a key component in the assembly of Earth's first cells, offering insight to the earliest moments of life on the planet and also how life might start on other planets.
DNA fragments from thousands of years ago are providing insights into multiple sclerosis, diabetes, schizophrenia and other illnesses.
Inviting a Neanderthal for the holidays? That's a good thing. Not only are they the closest relative of homo sapiens, but there's a bit of Neanderthal in almost all of us. New findings about them are coming thick and fast.
The jumpy parasites have followed our ancestors around for at least 25 million years, adapting along with us through major upheavals.
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