Early risers across North America and Europe may spot a bright, silent light gliding across the Christmas sky — and it just ...

In geometry, there are surfaces that do without an inside or outside—and some need at least four dimensions to exist ...

The moon is one of the most familiar sights in the night sky, but it does not look the same from every corner of the planet.

Materials react differently to electric and magnetic fields, and these reactions are known as electromagnetic responses. In ...

Launched in March, NASA's SPHEREx space telescope has completed its first infrared map of the entire sky in 102 colors.

But there are several important anomalies, including a widely debated one called the Hubble tension. It is named after Edwin ...

NASA’s SPHEREx has mapped the entire sky in 102 infrared colors, which are invisible to the human eye but can be used to ...