In the quest to unravel the mysteries of the universe, physicists are revisiting a 150-year-old theory that could illuminate ...

How did the universe come into being? There are a multitude of theories on this subject. In a Physical Review Letters paper, ...

Dark-energy evidence suggests the universe will end in a “big crunch” roughly 20 billion years from now. The universe is nearing the halfway point of what may be a 33-billion-year lifespan, according ...

A new theoretical study proposes that light from distant galaxies could be slightly shifted in color by interactions with ...

This controversial theory says the universe is subject to an ultimate, higher-order law that we can’t comprehend.

In 1867, Lord Kelvin imagined atoms as knots in the aether. The idea was soon disproven. Atoms turned out to be something ...

Modern multiverse fiction incorporates real physics equations and string theory principles rather than relying on pure ...

Physicists have been chasing one of the universe’s strangest mysteries—neutrinos, nearly invisible particles that zip through ...

Tel Aviv scientists predict ancient radio signals from the early Universe that could reveal how dark matter shaped stars and ...

Most explanations rely on "dark energy" to explain the Universe's accelerating expansion rate, but a new study takes a different path.

In 2022 three scientists won the Nobel Prize in Physics for proving something astonishing: the universe is not locally real. In other words, particles don’t have fixed properties until they are ...