Euclid space telescope sent some images back to Earth during an early testing phase. While reviewing the pictures, astronomer ...

The chances of a large asteroid slamming into Earth in 2032 have gone up but it's still far too early for 2024 YR4 to be a ...

Astronomers have discovered a massive, double-lobed radio jet stretching 200,000 light-years from a quasar that existed when ...

Euclid, the European Space Agency’s dark Universe detective, has made an astonishing discovery – right in our cosmic backyard ...

Evidence suggests ancient civilizations, including the Greeks, may have had early optical knowledge and devices like ...

In this episode, Dave Eicher invites you to go out and spot the elusive zodiacal light. Caused by light reflecting and scattering off dust in the plane of our solar system, one of the best times to ...

Dark matter is a mysterious, invisible substance that makes up most of the universe’s mass. Scientists can’t see it directly, ...

YR4, the asteroid has a 2.2% chance of hitting our planet on December 22, 2032, according to the European Space Agency.

Five University of Arizona faculty members recognized with national-level awards for their contributions to science, ...

A new study suggests that the explosive deaths of the universe's earliest stars created surprising quantities of water that ...