Scientists really don't understand time... but they do have some theories about what it might (and might not) be.

The story begins with the black hole information paradox. According to relativity, anything that falls into a black hole is ...

Why is the universe expanding at an ever-increasing rate? This is one of the most exciting yet unresolved questions in modern ...

What if the universe remembers? A bold new framework proposes that spacetime acts as a quantum memory. For over a hundred ...

In 1964, physicist John Bell formulated what became known as Bell's Theorem, showing that if quantum mechanics is correct, ...

There once was a dream of cities in space — vast cylindrical habitats, self-sufficient and populated by millions who would ...

The first law of thermodynamics is one of the bedrock laws of physics. Even if you’re not gung-ho for physics research, you might have heard the simplified version: energy can neither be created nor ...

Star Trek's iconic warp drive, once pure science fiction, is now inspiring real-world astrophysicists. Scientists are developing theoretical models t ...

Since 1991, UChicago’s Kavli Institute for Cosmological Physics has connected students from Chicago Public Schools with world ...