Important update: the Costa Rica Coin ₡500 is no longer legal tender. Learn how to exchange it at authorized banks.

Scientists say that the construction of a vast new radio telescope array in the Utah desert — known as the Deep Synoptic Array 2000 — could uncover some of the biggest outstanding mysteries in ...

The ALMA radio telescope array in the Atacama Desert temporarily halted operations after a rare snowfall blanketed the base camp last week.

Unique Contra Costa County radio station to return to the air after $1 deal Founded in the 1960s, KVHS will soon resume broadcasting from the county Office of Education’s rooftop in Pleasant Hill ...

Unlike Canada and Panama, the U.S. won its penalty shootout and advances to a Gold Cup semifinal vs. upstart Guatemala.

Rare Blanket of Snow Falls in Chile’s Atacama, the World’s Driest Desert The extraordinary event temporarily shut down equipment at the ALMA Observatory, and the snow reached the telescope’s ...

They found that airport radar systems, which sweep the skies for airplanes to inform air traffic control, send out a combined radio signal strong enough for aliens to detect it from up to 200 ...

Jul. 9—CONCORD — A beloved, half-century-old community radio station no longer broadcasts from the unassuming tower near Suisun Bay that carried its signal for two decades. But thanks to a new ...

Armed with the world's largest digital camera, the Vera C. Rubin Observatory in Chile will take night-sky images that revolutionize astronomy.