Arecibo is d-e-a-d. Passing the baton... https://en.m.wikipedia.org/wiki/Five-hundred-meter_Aperture_Spherical_Telescope https://en.m.wikipedia.org/wiki/Five-

Arecibo is d-e-a-d. Passing the baton... https://en.m.wikipedia.org/wiki/Five-hundred-meter_Aperture_Spherical_Telescope https://en.m.wikipedia.org/wiki/Five-hundred-meter_Aperture_...