It seems obvious, then, that, cosmically speaking, everything spins—but this basic fact becomes downright bizarre in the head ...

NASA had just unveiled a time-lapse of space. To create the video, the agency used one of the most powerful telescopes in ...

As the Universe expands at an ever-accelerating rate, a fundamental question arises: what exactly is it expanding into? In ...

In fact, only three factors can be used to define a black hole: its mass, its angular momentum and its electric charge. In ...

Outdoor lighting for buildings, roads and advertising can help people see in the dark of night, but many astronomers are ...

Some observatories that used to be dark and remote are now adjacent to bright urban centers. And sending all telescopes into ...

Looking up at the night sky, it may seem our cosmic neighborhood is packed full of planets, stars and galaxies. But ...

What is space-time? Depending on how fast you're moving or how close you are do Earth's gravity can change the way time feels ...

This paper provides concrete evidence that the expanding and accelerating Universe mathematically expressed by dark energy is ...