From cosmic road trip analogies to mind-bending measurement of the universe, here's a closer examination of just how gigantic ...

By mapping the brightest explosions in the universe, scientists may have uncovered a megastructure that defies our understanding of how the cosmos is built.

The universe has been expanding for 13.8 billion years, but this may not go on forever. According to some theories, we may be ...

Even within our own solar system, distances are enormous. NASA astrophysicist Dr. Amber Straughn explains that driving a car ...

Neutrinos have always been hard to explain – and now the detection of one so energetic it shouldn't exist may help illuminate ...

Stephen Hawking had a clear, simple answer when asked what came before the Big Bang. Hawking, who died at the age of 76 in ...

Astronomers may have uncovered a mysterious population of ‘hidden’ galaxies that could change how we understand the universe.

In the beginning, the Universe was created. This has made a lot of people very angry and been widely regarded as a bad move.—Douglas Adams, The Hitchhiker's Guide to the Galaxy Humans have many ...