The world-renowned radio telescope at the Arecibo Observatory in northern Puerto Rico, now on the brink of collapse, is set to be withdrawn from service, the National Science Foundation (NSF) ...

For nearly six decades, the Arecibo Observatory in Puerto Rico stood as a monument to human curiosity, exploration, and technological brilliance. Once the world’s largest radio telescope, Arecibo ...

In her last days in office, Gov. Wanda Vázquez Garced signed an executive order committing Puerto Rico to reconstruct the Arecibo radio observatory — a telescope Cornell managed for 42 years. The ...

While the scientific community grapples with the loss of the Arecibo radio telescope, astronomers who recently revived a long-dormant radio telescope array in Argentina hope it can help modestly ...

For 66 years, we've been listening for alien signals. In that time, we found exactly nothing. But three studies just dropped in the same month that changed the entire conversation. SETI@home recruited ...

Two huge radio telescopes have given scientists a rare look beneath the surface of the moon. Signals beamed from the Arecibo Observatory in Puerto Rico — the world's largest radio dish, with a ...