Whenever someone talks about black holes, they almost always talk about the event horizon and the singularity. After all, that's what defines a black hole, right? Well, it depends on what you mean by ...

Researchers believe the universe could contain many more of these wandering black holes, hidden in space until a star passes ...

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Using NASA's Fermi gamma-ray space telescope, astronomers from Shanghai Normal University in China and elsewhere have ...

Researchers have discovered the largest black hole plasma jets ever in a galaxy almost 7 billion light years away from Earth.

In 1978, Ride and five other women became the first group of female astronauts in the U.S. A new book by a longtime curator of spaceflight artifacts explores the nearly five-decade history of women in ...

empty space outside R. (CREDIT: Physical Review D) For you, that means the cosmos you inhabit could be the next generation of ...