Mysterious flashes of radio waves from space might be caused by interstellar asteroids and comets crashing into neutron stars. Astronomers detected the first fast radio burst (FRB) in 2007, and ...
The John N. Bahcall Lecture Series Presenter: Robert Kirshner, Clowes Professor of Science, Harvard University Exploding stars halfway across the universe show that the expansion of the universe is ...
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