The finest ever map of the cosmic microwave background - the faint evidence of the universe's early form - has yielded ...

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

SPHEREx will begin routine science operations in late April, NASA said. At that time, the space telescope will begin taking about 600 exposures a day. The observatory is capable of detecting infrared ...

New results from the Dark Energy Spectroscopic Instrument (DESI) suggest that the unknown force accelerating the expansion of the universe isn't what we believed it to be. This hints that our best ...

The evolving cosmos Dark energy and dark matter are two of the universe's most puzzling components. Together they make up roughly 95% of the cosmos, but because they do not interact with light ...

Physicists may need to come up with a new theory for how the universe works, after a dark energy experiment has produced confounding results.

A project to map galaxies across the universe may have spied cracks in the foundation of our understanding of the cosmos.