Once scientists inspected the bones more thoroughly, they realized what they actually were.

The Canadian entrepreneur has always pushed the boundaries of gene editing, once attempting to turn horses into unicorns. Now she is set on modifying human embryos – something her controversial ex-hus ...

There was a time, not so long ago in geological terms, when the forests of New Zealand shook under the weight of something enormous. The moa, flightless, featherless on its neck, standing taller than ...

Dogs have been in the Americas for more than 10,000 years. They were already domesticated when they came from Eurasia with the first people to reach North America. In the coastal parts of present-day ...