The Arecibo Observatory is one of the biggest in the world, responsible for some of the most crucial discoveries about outer space — including one that led to a pair of scientists winning the ...

Video footage shows the moment that one of the world's largest telescopes collapsed at Puerto Rico's Arecibo Observatory on Tuesday. It had been in operation for 57 years, but shut after engineers ...

The broadcast formed part of the ceremonies held to mark a major upgrade to the Arecibo Radio Telescope. The transmission consisted of a simple, pictorial message, aimed at our putative cosmic ...

The Arecibo Observatory suffered a massive collapse. A control room camera and drone captured the devastation. Credit: Space.com | footage courtesy: Arecibo Observatory / National Science Foundation | ...