As binary neutron stars spiral around each other to merge, their gravitational tidal forces distort each other's shape and ...

Deep in the first moments of the Big Bang, the entire cosmos shook and rumbled. Those quakes still reverberate to the present day. It will take the most sensitive instruments ever imagined to reveal ...

In the 1920s, scientists discovered that the universe was not static in size, as had previously been assumed, but was expanding in all directions. Galaxies were rushing away from one another as the ...

We could go out with a crunch, and not a bang. Contrary to popular belief, our universe may not be constantly expanding after all. A groundbreaking study by South Korean researchers suggests that dark ...

"This gives us a new way to rule out certain black hole scenarios for dark matter." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking ...

Imagine we had somehow filmed the whole history of the universe and you could play the movie in reverse. It would start off much as things stand today: a vast and elegant web of galaxies and nebulae.

The big bang wasn’t a bang in the traditional sense—but it was nonetheless the start of important things: for one, space; another, time. Thirdly, it began the conditions and processes that eventually ...