Such an exponential expansion may seem minor, but it is equivalent to a grape in the palm of your hand swelling to become ...

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

Could our solar system, and everything we know, actually exist inside a black hole? It sounds like something from a ...

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

If these knots had a slight bias toward matter over antimatter, their unraveling could help explain the matter-antimatter ...

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

If recent discoveries that dark energy is evolving hold any water, our Universe will collapse under its own gravity on a ...

A theory suggests that time itself could slow and eventually freeze, explaining cosmic acceleration and leaving the universe ...

Researchers have unveiled a new model for the universe’s birth that replaces cosmic inflation with gravitational waves as the ...