Viruses that infect bacteria can still do their job in microgravity, but space changes the rules of the fight.

The International Space Station (ISS) is a closed ecosystem, and the biology inside it — including its microbial residents — ...

Exceptionally preserved fossils from the Ediacaran period challenge what scientists thought was possible in sandstone. In the fossil record, creatures without hard shells or skeletons, such as ...

Our bones did not begin deep inside the body. They started in the skin, not long after the first complex animals took shape.

Some animals on Earth look so unusual that they appear almost alien. Their shapes, movements, and survival strategies challenge familiar ideas of what life should look like. Scientists study these ...

Scientists found new evidence (or lack thereof) disproving the conspiracy theory that interstellar comet 3I/ATLAS is alien ...