Scientists may have finally found the universe’s missing matter - hidden in invisible hydrogen gas far beyond galaxies.

Mysterious dark matter makes up 85 percent of matter in the universe, and of the remaining 15 percent, scientists couldn’t ...

Astronomers tallying up all the normal matter—stars, galaxies and gas—in the universe today have come up embarrassingly short ...

What is a Bose-Einstein Condensate? A Bose-Einstein condensate (BEC) is an exotic state of matter that forms when a dilute gas of bosonic particles is cooled to temperatures very close to absolute ...