Astronomers have identified a strange new kind of exoplanet that challenges how scientists classify worlds beyond our Solar System. The planet, L 98-59 d, appears to contain a vast ocean of molten ...

Which children work harder at school, and what do their efforts have to do with their social background? Until now, educational research has been unable to provide empirically based answers to this ...

Gravity is by far the weakest of nature’s four fundamental forces, and physicists have spent decades asking a deceptively simple question: why? One answer, first sketched a century ago and refined ...

A mysterious metal-rich asteroid called Psyche has been baffling scientists for over two centuries, and its true origin ...