So it’s surprising that this species in the phylum Cnidarians (along with jellyfish, corals, and other sea creatures) ...

Why did humans decide they weren't like other animals, or animals at all? Has this exceptionalism twisted us out of shape?

Scientists are exploring ways to mimic the origins of human life without two fundamental components: sperm and egg. They are coaxing clusters of stem cells – programmable cells that can transform into ...

A moose family in the Chernobyl Exclusion Zone. (Film Studio Aves/Creatas Video/Getty Images) The explosion of a reactor in ...