This Theory Says Time Has Three Dimensions. It ‘Really Messes Up’ What We Know About the Cosmos, Scientists Say

Our universe plays by certain rules, which originate from different branches of physics. But sometimes the rules seem ...
Morning Overview on MSN

Scientists say a 5th dimension could be leaking into our universe

Physicists are increasingly entertaining a radical possibility: our familiar universe of three dimensions of space and one of ...
PBS

How to Detect Extra Dimensions

PBS Space Time is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and ...
PBS

Does Gravity Require Extra Dimensions?

It’s been 120 years since Henry Cavendish measured the gravitational constant with a pair of lead balls suspended by a wire. The fundamental nature of gravity still eludes our best minds - but those ...