Michael Parenti died today at 92, peacefully, surrounded by family. His son Christian reflected: “Now he is in what he used to refer to as ‘the great lecture hall in the sky.’” For millions of us who ...

SpaceX has the most internet-beaming satellites in its constellation, but the competition is coming, and now Jeff Bezos’ ...

Turn your phone into a portable planetarium, map the night sky and discover the best place and time to observe February's solar eclipse, with the best stargazing apps. When you purchase through links ...