When black holes collide, they release gravitational waves. The waves contain information on the collision. If one black hole is much heavier, the waves vary with the observation angle.

Discover the best sci-fi shows worth binging, from classics to modern hits, each delivering mind-bending stories without wasting your time.

Over the last few weeks, we concluded that based on scientific observation and evidence from the cosmos, and evidence that ...

At just 25, Cecilia Payne-Gaposchkin applied quantum physics to a treasure trove of astronomical observations to show that stars are mostly hydrogen and helium.

Do we know what space actually smells like? And what about other planets, moons, and celestial bodies? Here's what the ...

A detailed study of a cosmic mystery known as "The Accident" has now provided new insight into the formation of clouds on ...

Is time something that flows — or just an illusion? Exploring space-time as either a fixed “block universe” or a dynamic fabric reveals deeper mysteries about existence, change, and the very nature of ...

When LIGO detected gravitational waves unleashed from two colliding black holes for the first time in science history, it set off a whole new era in astronomy.

When Gene Roddenberry created Star Trek, his goal was to depict a bright and hopeful future in which humans had learned to ...

Federal funding is about to run out for 19 active space missions studying Earth's climate, exploring the Solar System, and probing mysteries of the Universe.

The James Webb Space Telescope has found a lonely black hole in the early universe that’s as heavy as 50 million suns. A ...

A swarm of galaxies called the Bullet Cluster is the biggest, best natural laboratory for studying dark matter that ...