Learn how researchers used Einstein’s theory of general relativity to create the most accurate simulations to date.

BOULDER- Black holes, time travel and E= mc^2. They are all related to Albert Einstein's Theory of Relativity. How many of us, though, can actually explain any of it? This year, Einstein's theory ...

How confusing inevitability with reality built decades of paradox. What if general relativity never actually tells us that ...

Quantum mechanics and general relativity are the two pinnacles of 20th-century physics. In their respective fields, ...

Solar eclipses occasion lots of excitement and pique the public's interest in astronomical phenomena. Eclipses can also expand our understanding of the universe in profound ways. In fact, astronomical ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. General relativity has withstood perhaps its toughest challenge to date. The theory, which Albert ...

Learn how Albert Einstein’s theory reveals that time on Mars runs faster than on Earth — and why that tiny shift matters for ...

Kazuya Koyama receives funding from the Science Technology and Facilities Council. Levon Pogosian receives funding from the Natural Sciences and Engineering Research Council of Canada. Simon Fraser ...

Forbes contributors publish independent expert analyses and insights. I cover the physics of nothing, everything, and the stuff in between. Gravity causes galaxies to rotate. Astronomers can study the ...

A splashy California-based launch company named Relativity Space shared a photo of sleek-looking rocket hardware on its social media channels last week. The image featured an impressively large ...