potentially hazardous objects

  • Arecibo Observatory’s Greatest Triumphs

    Arecibo Observatory’s Greatest Triumphs

    Yesterday brought the tragic news that the famous 304.80 m radio dish at the Arecibo Observatory in Puerto Rico will have to be demolished after the failure of two support cables. It’s the end of an era, but a good excuse to revisit some of the most important scientific contributions made possible by the famous…