A never-before-seen image of the cosmic microwave background, combining data from the Atacama Cosmology Telescope (ACT) and ...

Recent observations by the James Webb Space Telescope (JWST) have added new weight to one of the most perplexing problems in ...

Cosmic microwave background data support cosmology’s standard model but retain a mystery about the universe’s expansion rate.

For decades, scientists have known that ordinary matter — everything made of atoms — accounts for just 15% of the universe’s ...

Research done by the Atacama Cosmology Telescope (ACT) project produced the clearest and most accurate images of the universe ...

After five years of staring unblinking at the sky, the Atacama Cosmology Telescope (ACT) has compiled the most detailed map we've ever seen of the cosmic microwave background – the faint light that ...

A map of the cosmic microwave background radiation obtained by the Atacama Cosmology Telescope. The circles highlight spots ...