Summer officially arrives in the Northern Hemisphere this month, bringing with it balmy evenings that invite us to look up.

A 121-million-year-old fossil from China shows that extreme feather displays are not a modern bird invention. Plumadraco ...

The ideal number of humans on Earth is around 2.5 billion and a major study explains what that means for our future.

A set of burned human bones unearthed in Ethiopia’s Afar Rift may hold the oldest known evidence of cremation, pushing a ...

For many breast cancer patients, surgery ends one ordeal and begins another. The tumor may be gone, after a mastectomy, the ...

Today’s cities are hotbeds of inequality. Urban real estate is one of the most expensive kinds of land in the world. It ...

It seems, therefore, that flatus can cause infection if the emitter is naked, but not if he or she is clothed. But the ...

Maybe you should answer that message, or check your email. Perhaps you should be striving to improve yourself, or at the very ...

The usual response is iron supplementation. But iron pills can be hard to tolerate, hard to access, and hard to stick with.

A human embryo at roughly three to four weeks of development. The Tiangong experiment uses stem cell-derived embryo models at ...

For millions of adults worldwide, nerve pain feels like a constant, inescapable electric shock. Standard medications often ...