If this scenario plays out, “the world as we know it would collapse like a house of cards,” says one theoretical physicist.

The 1990s delivered a surprise to astronomers: the universe wasn't just expanding—it was speeding up. This late-time ...

Everything in the universe has a lifespan - but what about atoms? This video explores the science of matter's smallest pieces and their enduring mysteries.

This idea puts a morbid twist on quantum theory, suggesting that a copy of you may remain alive, no matter what.

This scenario is known as false vacuum decay, a spectacular fan favourite (it’s me, I am the fan). Why is it a fan favorite?

Bright idea: Wolfgang Ketterle (in his M.I.T lab) hopes to discover new forms of matter by studying ultracold atoms. Richard Howard Where's the coldest spot in the universe? Not on the moon ...

"Magnetar birth rates and formation scenarios are among the most pressing questions in high-energy astrophysics." ...

Dark matter is hypothesized to outweigh "ordinary matter" in the universe by a factor of five. That means all the stuff we ...

Quarks are the reason protons have a positive charge. Each quark has a fraction of an electric charge. A proton has two up ...

"We don't know the frequency, so we need to keep tuning and trying different ones, like searching for a good radio station ...

After five years of staring unblinking at the sky, the Atacama Cosmology Telescope (ACT) has compiled the most detailed map we've ever seen of the cosmic microwave background – the faint light that ...