In recent years, astronomers have become increasingly interested in a theoretical particle known as the axion, which was ...

Smooth filaments stretching for many light-years, seen by the powerful space telescope, could indicate what the right "recipe ...

The James Webb Space Telescope is starting to turn a long‑standing cosmic mystery into something that looks almost tangible.

The General AntiParticle Spectrometer experiment is suspended from a football-field-sized balloon about 24 miles above the ...

A new study from Tel Aviv University has predicted, for the first time, the groundbreaking results that can be obtained from detecting radio waves coming to us from the early Universe. The findings ...

Astronomers got their first hints that the universe is filled with some invisible, mysterious, massive substance back in the 1930’s—something that must be there and holding things together ...

The Rubin Observatory is scheduled to release its first images in 2025. RubinObs/NOIRLab/SLAC/NSF/DOE/AURA/B. Quint Everything in space – from the Earth and Sun to ...

So dark matter doesn't absorb, reflect, or emit any light. While dark matter is invisible, it does have some things in common with ordinary matter: It takes up space and it holds mass. Because of this ...

At the center of our galaxy, there’s a mysterious, diffuse glow given off by gamma rays — powerful radiation usually emitted by high-energy objects such as rapidly rotating or exploding stars. NASA’s ...

This weekend, the Adler Planetarium is taking visitors on two fascinating journeys — one exploring the science and mystery of dark matter, and another uncovering the historic connection between ...

Normal matter – which makes up everything we see and touch – isn’t the only type of matter present in the universe.

But the Big Bang theory predicts that about 5% of the universe's contents should be atoms made of protons, neutrons and ...