From orbit, Los Angeles on Fourth of July looks more like a glittering diamond than a city.

Credit: F. Kamphues, ESO/M. Kornmesser/Cover Images Astronomers have warned that Elon Musk and others’ plans to put millions ...

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to ...

Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...

Biologists have long puzzled over how organs develop into their final shapes, and the nearly transparent bodies of young sea ...

In new footage from National Geographic’s cameras on board the NASA mission, Reid Wiseman and Jeremy Hansen talk about naming ...

How Boston Dynamics Got Its Atlas Humanoid Robot Fit for the World Cup ...

Before the oldest dinosaur, before animals or even plants had expanded onto dry land, ancient relatives of starfish called ...

Why do men have an Adam's apple? A biologist explains the puberty hormone surge behind it, the sexual-selection theory and ...