The universe occasionally produces a huge surprise that proves physicists wrong, says Kip Thorne, who grew up in Logan, Utah, ...

New multiscale simulations help crack long-standing mysteries behind the enormous radio arcs generated when galaxy clusters ...

The fabric of spacetime may be frothing with gigantic gravitational waves, and the possibility has sent physicists into a tizzy. A potential signal seen in the light from dead stellar cores known as ...

New observations of a far-flung galaxy cluster have left a group of scientists stumped as they ponder whether they’ve discovered a new form of physics. In their new paper, researchers Tessa Vernstrom ...

Galaxy clusters are the largest gravitationally bound structures in the universe, with each containing hundreds or even ...

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A collision between black holes that sent one spiraling away at million 3 mph. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Astronomers have ...

Based on these initial findings, the team further developed extremely high-resolution simulations called "shock-tubes." ...

The Milky Way is shaping up to be a very dangerous place for travel. New research finds our cosmic neighborhood is dotted with black holes. Eric Mack has been a CNET contributor since 2011. Eric and ...

Announced by the LIGO collaboration in February 2016, the discovery of ripples in spacetime known as gravitational waves was momentous enough to merit the 2017 Nobel Prize in Physics. Now, another ...

New results from NANOGrav -- the North American Nanohertz Observatory for Gravitational Waves -- establish astrophysically significant limits in the search for low-frequency gravitational waves. This ...