Tardigrades can completely dehydrate and later rehydrate themselves, a survival trick that scientists are harnessing to preserve medicines in hot temperatures.

We will have a better shot at improving our lives once we come to understand, know, and love the people we will one day become.

It's a useful fiction — but it's still fiction.

Before Rome was an empire, it was a republic. And before it was a republic, it was a kingdom ruled by seven mythical kings — some better than others.

Exoplanet LP 791-18d is likely to have an atmosphere and liquid water.