They drew with crayons, possibly fed on maggots and maybe even kissed us: Forty millenniums later, our ancient human cousins ...

This spider doesn’t run or hide when danger strikes. Instead, it builds a fake version of itself — and predators fall for it.

In 1995, divers first noticed a group of bizarre sandy "crop circles" on the seabed around Amami Oshima Island, southwest ...

Each of these models is great now, able to handle the vast majority of tasks that I throw their way. And yet, I still find ...