Scientists want to build a new, very different Arecibo Telescope to replace fallen icon

Arecibo Observatory’s massive radio dish was many things to many people: pulsar finder, broadcaster to aliens, asteroid mapper, Bond villain’s hidden satellite dish, Puerto Rican icon, birthplace of future scientists. Until seven months ago, that is, when gravity got the best of an engineering marvel that had endured everything thrown its way for decades and the entire platform crashed down.