Google updated its search engine and Lens tool with new features to help you visualize and solve problems in more difficult subjects like geometry, physics, trigonometry and calculus. The update ...

Our universe may be hiding extra dimensions just beyond the reach of current experiments — and they could be the key to unlocking two of the most stubborn mysteries in physics. A new theoretical study ...

In a new paper, physicists argue that hypothetical particles called axions could explain why the universe isn’t empty. Physicists have long hypothesized the existence of a minuscule particle called ...

We largely think of the world in four dimensions — time and the three spatial dimensions. But a fifth dimension might actually solve this longstanding mystery.

Black holes have long puzzled scientists, especially because of a problem known as the black hole information paradox. Now, a ...

In 1919, physicist Theodor Kaluza hypothesized that extra dimensions might solve some outstanding problems in physics. And while we haven't found any evidence yet for anything outside our normal ...

This article is the first part of a series about quantum field theory published by Quanta Magazine. Other stories in the series can be found here. Over the past century, quantum field theory has ...