NASA's two stuck astronauts may end up back on Earth a little sooner than planned. The space agency said Tuesday that SpaceX ...

NEW YORK (AP) — A neutrino detector submerged in the Mediterranean Sea has sniffed out the most energetic ghost particle yet, ...

The team announced its “ultrahigh energy” neutrino on Wednesday, in a paper published in the journal Nature. The finding brings physicists and astronomers one step closer to understanding just what, ...