SANTA CLARA, California, March 11 (Reuters) - Celestial AI, one of several Silicon Valley chip startups aiming to crack a key speed constraint in artificial intelligence, said on Tuesday it has ...

(Bloomberg) -- Celestial AI, a startup that seeks to use light to speed up data transfer inside servers, has raised $250 million to better position itself in a race to lower AI computing power ...

In 1985, an ailing solar observation satellite in orbit over 300 miles above the Earth was the target of a United States Air Force F-15A armed with a 2,700 lb missile in an attempt to test the ...

A rare grouping of 10 celestial bodies is captured in a stunning new photo taken during last weekend’s great planetary parade. A rare grouping of 10 celestial bodies is captured in a stunning ...

The XRISM collaboration has discovered flows of hot gas in the core of the Centaurus Cluster. By comparing state-of-the-art X-ray measurements from the XRISM satellite with numerical simulations ...

An unusual celestial event is about to emerge in all of its fiery red glory over the Bay Area sky Thursday night. For the first time in more than two years, the full moon will plunge into the ...

The countdown for the year's first total lunar eclipse begins. The celestial event, which will see the moon change to rusty red hues, will occur in the U.S. on the night of March 13-14. According ...

(CNN) – A rare celestial event is underway. From now through Friday, the planet Venus will be visible in both the morning and evening skies above the Northern Hemisphere. This happens a few days ...

A total lunar eclipse, often called a "blood moon," will be visible in North America on March 13-14, 2025. This lunar eclipse is the first of two eclipses in 2025, with a partial solar eclipse ...

Gaze skyward, Texas! March unfolds a celestial spectacle, brimming with cosmic wonders. In the coming weeks, a trio of celestial marvels will grace our skies, including a total lunar eclipse ...