A telescope in Chile has spent years working on by far the most precise map of the earliest visible universe. It now reveals ...

The DESI experiment shocked cosmologists with a hint that dark energy varies over time. Now, with more data, the conclusions hold up.

New data further challenge the best scientific theory of the history and the structure of the universe. But a separate recent ...

The days of holding a mini-Maglite in your mouth and shining it down on a paper sectional are gone thanks to the iPad's ...

Findings from the Dark Energy Spectroscopic Instrument (DESI) suggest that dark energy could be evolving over time. If ...

Known as the cosmic microwave background, the microwaves are a relic from a time when the universe was first cooling down ...

The Canadian-built Atacama Cosmology Telescope in the high Chilean desert mountains, which has just given up its final batch ...

The Euclid space telescope has dropped its first data and deep field observations showing millions of galaxies in great ...

Last year, an enormous map of the cosmos hinted that the engine driving cosmic expansion might be sputtering. Now physicists ...

A map of the CMB published by ACT researchers. Research by the Atacama Cosmology Telescope collaboration has led to the clearest and most precise images yet of the universe’s infancy, the cosmic ...

After five years of staring unblinking at the sky, the Atacama Cosmology Telescope (ACT) has compiled the most detailed map ...

Research by the Atacama Cosmology Telescope collaboration has led to the clearest and most precise images yet of the universe ...