As space agencies prepare for human missions to the moon and Mars, scientists need to understand how the absence of gravity ...

Butterfly wings reveal delicate scales, vivid structures, and unexpected textures when viewed under magnification. A ...

See how a cockroach can survive without its head.

A virus that is big enough to be seen under an ordinary light microscope co-opts its host’s systems with the help of ...

Humans tend to fear bed bugs, and rightly so. The bloodsuckers are tough to get rid of once they've entered a home. But new ...

In the oceans and on land, scientists are discovering rare, transitional organisms that bridge the gap between Earth’s simplest cells and today’s complex ones.