By listening for ghostly radio echoes from the early Universe, scientists believe future Moon missions could determine what ...

Not all stars are created equally. Astronomers believe that the first stars to form after the Big Bang were mostly made of ...

If you want a speaker to stash on a backpacking trip, JBL’s Go 3 is a great choice for $27.95 ($12 off) at Amazon. It plays ...

According to the equations that govern black holes, the larger one of these cosmic behemoths is the lower its average density ...

An analysis of the afterglow of the big bang sheds light on how black holes distribute mass in the universe, and why some ...

Deep beneath South Dakota, scientists are closing in on one of the greatest mysteries in the universe — the true nature of ...

Scientists may have finally uncovered the mystery behind ultra-high-energy cosmic rays — the most powerful particles known in ...

On the night of Oct. 5, 1923, Edwin Hubble observed a strange star that flickered in intensity at regular intervals. The star ...

A controversial prediction about black holes and the expansion force of the universe could explain a cosmology mystery ...