An elusive particle that first formed in the hot, dense maelstrom of the early universe has puzzled physicists for decades.

New research has unveiled a previously unacknowledged effect of Einstein’s relativity theory similar to time dialtion and ...

Leonard and Sheldon might be the most unlikely to find a girlfriend or get a date, but real-life counterparts Johnny Galecki ...

Primordial black holes may be exploding throughout the universe. If we can catch them in the act, it could pave the way to ...

The Big Bang theory suggests that the universe began as a hot, dense point, expanding into the cosmos we observe today.

Our most powerful telescopes have revealed that the cosmos is surprisingly simple on the largest visible scales. Likewise, ...

Since its launch, the James Webb Space Telescope has identified early galaxies that shine unexpectedly brightly, suggesting ...

Black hole formation could be a little Big Bang in reverse, coupling the matter of a dying star with dark energy, the ...

Time For Reflection Our understanding of the universe, as advanced as it is, is still riddled with paradoxes and huge ...

The Dark Energy Spectroscopic Instrument (DESI) is helping researchers explore the 'Big Bang played in reverse'. Scientists ...

For nearly 10 years we’ve been operating in a search mode, and any day we could make a discovery,” said Gray Rybka, a ...

China is building a facility to measure neutrinos — mysterious subatomic particles. It's the first of three neutrino observatories expected to open worldwide in the next decade.