Diseases started jumping from animals to humans at least 6,500 years ago, researchers found in a new study of ancient DNA. After analyzing ancient DNA from 1,313 prehistoric humans from Europe and ...
Animals that hibernate are incredibly resilient. They can spend months without food or water, muscles refusing to atrophy, body temperature dropping to near freezing as their metabolism and brain ...
Dogs and wolves living today derive from a shared ancient wolf population that lived alongside woolly mammoths and cave bears ...
Sediment DNA also traces life outside the cave. Predators dragged prey into sheltered chambers, humans left waste behind. By ...
Animals that hibernate are incredibly resilient. They can spend months without food or water, muscles refusing to atrophy, body temperature dropping to near freezing as their metabolism and brain ...
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