The collapse of the Arecibo Telescope wasn’t just tragic — it was avoidable. Cables snapped. Warnings were ignored. And in ...

Scientists have shortlisted 100 unusual radio signals from space after a 21-year search using Arecibo Observatory data. While not confirmed as alien messages, the findings keep hopes of ...

Astronomers compare losing the observatory in Puerto Rico to losing a big brother. It was once the world's largest single-dish radio telescope. Updated on Dec. 4 at 11:30 a.m. ET The Arecibo ...

A crowd-sourced search for alien intelligence called SETI@Home is in its final stages, analyzing 100 radio signals of interest using the world's largest radio telescope.

For 21 years, private computers analyzed data from space for traces of extraterrestrials. The most promising signals are now ...

Requested by the Director of the National Science Foundation "Analysis of Cause(s) of Failure and Collapse of the 305-Meter Telescope at the Arecibo Observatory in Puerto Rico" The committee will ...