Scientists have recently mapped the painted lady butterfly's annual flight from equatorial Africa to northern Europe and back ...

Ladybugs don’t usually creep out most people, but you might change your mind when you see how millions of the tiny beetles ...

Published in Science Advances, the study found that many species do not stick to a single daily rhythm, contradicting decades of scientific assumptions. These findings reveal the flexibility of ...

REM stages and one REM stage. Ideally, you repeatedly cycle through each stage. Learn how long each stage lasts.

Science writer Mindy Weisberger speaks to Live Science about the parasites that turn their hosts — whether ant, beetle or caterpillar — into zombie-like puppets that act against their own interests.