For the first time, by studying quantum correlations between triplets of secondary particles created during high-energy ...

A faint radio "whisper" from ancient hydrogen reveals the universe was heating up long before it filled with starlight.

Scientists at MIT and elsewhere have discovered extremely rare remnants of "proto Earth," which formed about 4.5 billion ...

The race is on to harness the near-infinite power of nuclear fusion—by building a star on Earth. And scientists are closer ...