New computer simulations suggest the first magnetic fields that emerged after the Big Bang were much weaker than expected — ...

Quirks & Quarks is having its 50th anniversary this fall. Bob McDonald shares his appreciation for the people behind the ...

If you enjoyed this, see how quickly you can complete our most recent science crossword puzzle, updated every Monday. Note: ...

While radio waves are the method of choice when searching for signals of intelligent alien life, other detectable signs also ...

That cosmologists cannot agree on one of the most elementary facts about the universe is striking enough. But that uncertainty produces others, too: it makes it impossible to calculate an exact age ...

A surprising new paper suggests that the universe's expected lifespan is just 33 billion years, and that the cosmos will start dying in less than a third of that time. However, this is only one ...

A radical new theory regarding the origin of the universe suggests that gravitational waves, tiny ripples in spacetime first ...

Discover the science behind the strongest magnet in the universe. This video explores its incredible properties, how it was ...

A backward, mirror universe could explain the existence of dark matter. If an anti-universe exists, it would run backward in ...

JWST and Hubble uncover JWST’s Quintet, a rare five-galaxy merger from the early universe, forming stars at a rapid rate.

And then, we can shift our inquiry from “Is the universe a computer simulation?” to “Can we model the universe as a computer simulation?” These are two very different questions.

Why the Universe Is Becoming More Habitable The universe is far more welcoming to life today than it was when microbes on Earth arose—and will only grow more so ...