Clocks on Mars tick faster by about 477 microseconds each Earth day, a new study suggests. This difference is significantly ...

Three thought experiments involving “demons” have haunted physics for centuries. What should we make of them today?

Are we medicating or "special educating" young geniuses out of becoming future Einsteins when their late talking is ...

JERUSALEM — An Albert Einstein letter decrying the attentions of a Berlin socialite is among newly unsealed documents that promise to shed light on the private life of the 20th century's greatest ...