The earliest light in the universe has been traveling across space since just after the Big Bang. Known as the cosmic ...

Precise Readings From a South Pole Telescope Can Change Everything Humans Know About Cosmos Better insights on the mysterious ...

What we saw in the DESI experiments, and now strengthened by our South Pole Telescope observations, is that dark energy is ...

Scientists have achieved a groundbreaking feat by detecting a 13-billion-year-old microwave signal from the Cosmic Dawn using Earth-based telescopes in Chile. This discovery, made by the CLASS ...

For the first time, scientists have used Earth-based telescopes to look back over 13 billion years to see how the first stars in the universe affect light emitted from the big bang. Using telescopes ...

"Using the new common signal, we can determine how much of what we're seeing is cosmic glare from light bouncing off the hood ...

A ground telescope in Chile detected cosmic polarization signals, confirming the universe’s first stars' timeline.

The CLASS telescope array has taken a fresh look at the infant universe to hunt for polarized light in the Cosmic Microwave Background that resembles light bouncing off a cosmic car hood.

The James Webb Telescope is the world's most powerful and sophisticated telescope. Now, the high-tech instrument has ...

Using telescopes high in the Andes mountains of northern Chile, astrophysicists have measured this polarized microwave light to create a clearer picture of one of the least understood epochs in ...