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 ...

Paul M. Sutter is an astrophysicist at SUNY Stony Brook and the Flatiron Institute, host of Ask a Spaceman and Space Radio, and author of "Your Place in the Universe." Sutter contributed this article ...

Black holes just got a lot more intriguing. According to new research, some black holes found in the universe may be kinks in space-time, tangles of light that aren't actually black holes, but instead ...

Researchers suggest that tiny wormholes could be punching microscopic holes through the fabric of space-time, Live Science reports, thereby driving the accelerating expansion of the universe. For ...

Numerical simulation of the neutron stars merging to form a black hole, with their accretion disks interacting to produce electromagnetic waves. Credit: L. Rezolla (AEI) & M. Koppitz (AEI & ...

Jumping from star system to star system with the push of a spacecraft’s warp drive throttle is a kind of Star Trek-inspired future tech that has very little in common with space travel of today.

How can time feel so obvious, so woven into the fabric of our experience and yet, for thousands of years, remain the bane of ...