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

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

The largest-ever three-dimensional map of the cosmos, plotting out some 15 million celestial objects, could help reveal the ultimate fate of the universe. Astrophysicists know that the universe is ...

When we observe distant celestial objects, there is a possible catch: Is that star I am observing really as reddish as it ...

Using advanced artificial intelligence (AI) techniques, they trained a neural network to model the dust’s effect on starlight ...

A new data release from the Dark Energy Spectroscopic Instrument is now available for researchers to explore. The collection ...

Ted Kravitz is live as he gathers reaction from inside the paddock and reviews all the biggest stories from qualifying at the season-opening Australian Grand Prix in Melbourne.

At 7:30 p.m. more than 30 laser beams will shine from the top of the landmark as part of an art installation called "GuideStar." ...

Donald Trump has said "we are very much on track" after a "very good" call with the Ukrainian president. "Just completed a very good telephone call with President Zelenskyy of Ukraine," he said ...

BEIJING -- Chinese and foreign astronomers have unveiled the first three-dimensional map of the properties of interstellar ...

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

We're pausing our live coverage - here's what you need to know Thanks for following our live coverage this evening. It's been a busy day, with Donald Trump and Vladimir Putin holding a call ...