Those bizarre sea creatures that light up like carnival rides are actually ctenophores, which have an ancient brainlike structure.

The fossil measured only 4 centimeters, nowhere near the giants that made Arthropleura famous. Yet this small specimen, found ...

A mysterious rock painting in South Africa’s cave could be the first-ever artwork of an animal that disappeared 250 million ...

For our Torah studies this year, therefore, week by week we will seek to discover how all of Torah prepared the way for the coming Messiah. This week, our Bible study takes us to the end of Exodus. It ...

The fastest creature in the world isn’t a cheetah or a falcon: it’s a single-celled organism known as Spirostomum ambiguum, commonly found in bodies of ...