Articles by

Charlie Wood

‘Impossible’ Particle Adds a Piece to the Strong Force Puzzle

The unexpected discovery of the double-charm tetraquark gives physicists fresh insight into the strongest of nature’s fundamental...

Mathematicians Prove a 2D Version of Quantum Gravity Works

In three towering papers, a team of mathematicians has worked out the details of Liouville quantum field...

What If Gravity Is Actually a Double Copy of Other Forces?

An enigmatic connection between the forces of nature is allowing physicists to explore the quantum side of...

Imaginary Numbers May Be Essential for Describing Reality

A new thought experiment indicates that quantum mechanics doesn’t work without strange numbers that turn negative when...

How Universes Might Bubble Up and Collide

To understand how universes might inflate and bump into each other in the hypothetical multiverse, physicists are...