Physicists are rethinking time itself. Long treated as a basic part of the universe, time may instead be an illusion—a side ...

A new theory promises to simplify our approach to the universe's earliest moments, but some cosmologists say further ...

Black hole and Big Bang singularities break our best theory of gravity. A trilogy of theorems hints that physicists must go ...

What would another warm summer be like in Aspen without little children joyfully running (and screaming) through Aspen’s ...

Viewing extreme events through the lens of chaotic systems allows for a more precise definition that avoids ambiguity and ...

Instead of the big bang, some physicists have suggested that our universe may have come from a big bounce following another ...

Is the universe truly 3D—or just a hologram? The holographic principle flips reality on its head, suggesting our world may be ...