You may think of physics as a way to explain the behaviors of things like black holes, colliding particles, falling…

Scientists have observed a spinning star dragging space-time along with it, according to a new paper.

An attempt to prove Einstein’s hallmark theory of gravity revealed something even freakier: an unprecedented flash…

The LIGO and Virgo gravitational wave detectors are set to resume their hunt for gravitational waves on April 1.…

Albert Einstein’s theory of general relativity is magnificent. For a hundred years, it has consistently predicted…

Scientists understand gravity pretty well when it comes to two objects, but add a third, and you’ve got chaos—a…

It would be hard to overstate how resilient the theory of general relativity has been. In its hundred-plus-year…

It turns out we may have Mercury’s orbit wrong. Not by much, but by enough that a future mission can measure it,…

You might think you have gravity pretty well figured out. If you drop a ball out of a window, a short time later it…

It would be silly to think that scientists and astronomers have spotted all of the different kinds of weird things…

The best planet, Mercury, is in the midst of telling us something important about our sun: It’s losing mass.

The most basic physical laws you’ve learned—those drafted up by Isaac Newton in the 17th century—don’t work for…

Bad news: Humans will probably never explore the area around a black hole, at least while you’re alive. That’s…

Albert Einstein’s theory of gravity, called general relativity, is probably the best physics theory ever formulated.…

Remember that time Stephen Colbert brought physicist Brian Greene on The Late Show to demonstrate the concept of…

Gizmodo readers asked a lot of great questions about yesterday’s big announcement on the discovery of gravitational…

David Reitze, executive director of the LIGO Laboratory, took the podium at the National Press Building in…

The rumors were true! This morning leaders of the Laser Interferometer Gravitational Wave Observatory (LIGO)…

It’s official: we’ve directly detected gravitational waves. And unless you happen to be a PhD physicist, you…

Hey, remember when we told you about those rumors that physicists may have finally found gravitational waves? It’s…