We know how the universe began. An event we call the Big Bang started it all about 13.8 billion years ago. How the universe ...

We obviously can’t put the universe on a giant set of scales, but scientists have found astonishingly clever ways to […] ...

After a century of observations spanning the breadth of the cosmos and theoretical insights that push humanity's vision of ...

ORCs are vast, faint rings of radio energy that surround galaxies and can be detected only in radio wavelengths of the ...

If there is an absolute law in the universe, it’s that nothing can travel faster than the speed of light. Space is big, and ...

According to data from the Hubble and James Webb Space Telescopes, the origins of the free-flying photons in the early cosmic ...

To answer Robertson: The Higgs field doesn’t appear to have more valleys to explore, according to our current understanding.

Mathematical quirks of our universe have led some cosmologists to wonder whether the cosmos was actually born in a black hole ...

The early universe was already warm before reionization, revealing that the first stars did not flicker on in an icy cosmos.

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

It will be a view unlike any other — completely invisible, exceptionally quiet and utterly transformative. Deep in the first moments of the Big Bang, the entire cosmos shook and rumbled. Those quakes ...

Here is a thought experiment for you: imagine shining a powerful laser at the moon, the beam cutting through space until it lands on its dusty grey surface. Now flick the laser so the spot of light ...