CAMBRIDGE, Mass. (WTVY) - Researchers at Harvard University gave ketamine to baby zebrafish while studying its effects on depression and helplessness, NPR reported Tuesday. In their larval state, ...

Chameleons are some of the most versatile of lizards. They live in baking deserts and freezing mountaintops and part of their success hinges on a weapon that works just as well in the warmth as in the ...

A baby zebrafish is just half the size of a pea. A recent look inside its transparent brain, however, offers clues to the far bigger mystery of how we remember—and how we forget. In an experiment that ...

The boy was quickly running out of options. His legs and belly were swelling like sponges, his lungs kept filling with fluid so badly that he needed an oxygen tank, and the extreme measures his ...

The mom or dad (Homo sapiens) who goes into a pet shop to buy the kids a couple of minnow-sized, brightly striped zebrafish (Danio rerio) is separated from his or her finny purchase by 400 million ...