Primates tend to give birth to one offspring. However, 60 million years ago, having twins was the norm among primates, which changed everything anthropologists understood to be true. Most ...

What ultimately formed Mt. Everest, about 60 million years ago, was the rapid movement of India northward toward the continent of EuroAsia; Click here for a present-day map of the Indian subcontinent.

For many of us, it may be hard to imagine that if we went back far enough in time—more than 55 million years ... about 20 years ago. Don't ask what I'm doing. Instead, imagine your own picture ...

Researchers on Tuesday offered the most thorough examination to date of the history of penguins dating back to their origins more than 60 million years ago, including identifying a suite of genes ...

Those years are known as the Cretaceous period, the longest portion of the Mesozoic era, which ended approximately 66 million years ago (after a ... them for around 60 million years.