To construct a warp drive, we'd need 10 times more negative energy than all of the positive energy in the universe. When you purchase through links on our site, we may earn an affiliate commission.

Most of today’s leading theoretical physicists have a shared perspective about what the next revolution in physics will look like. They think reconciling Albert Einstein’s general theory of relativity ...

The following is an extract from our Lost in Space-Time newsletter. Each month, we hand over the keyboard to a physicist or two to tell you about fascinating ideas from their corner of the universe.

Unless you’re a physicist — and, statistically speaking, chances are you’re not — a book about the ins and outs of space-time might feel heavy in your hands. For, say, a book critic who needed a tutor ...

Oftentimes, we think of space as an endless, mostly empty vacuum, a silent backdrop where planets, stars, and galaxies play out their dance. We also think of time as something separate, a steady ...