Twin orbs of superhot plasma at the Milky Way's center known as the "Fermi bubbles" contain inexplicable clouds of cold hydrogen, new research reveals. They could help scientists figure out when our ...

The very first stars in the universe may have been much smaller than scientists thought — potentially explaining why we can't ...

Bold new theories on "mirror worlds" and how dark matter may have formed - from black hole relics to quantum horizons.

Two fresh ideas are giving scientists new ways to think about how the universe’s hidden mass came to be. Together, they paint ...

The new measurement from LHCb has found differences between baryons and antibaryons, which are made of three quarks and three ...

Astronomers believe they have spotted an elusive intermediate-mass black hole shredding a distant star, and they have ...

Utah Valley University Physics Professor Joseph Jensen is part of a study challenging a key part of the theory about the age ...

An international team has discovered a gigantic filament of hot gas connecting two pairs of galaxy clusters over a distance ...

Medical Properties Trust has a huge 7.4% dividend yield, but that's not what really matters for the stock right now.

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For more than half a century, scientists have tried to understand dark matter—a mysterious form of matter that doesn’t emit or absorb light but is thought to make up most of the universe’s ...