A Chilean astronomer has become dedicated to battling light pollution in the Atacama Desert and preserve what is considered the best place on Earth to study space.
Ten years ago, astronomers made an epic discovery with the Laser Interferometer Gravitational-Wave Observatory. Cosmology hasn’t been the same since, and it might not stay that way much longer.
An artist’s rendering of two black holes spiraling around each other, a phenomenon scientists believe produced the gravitational waves of the GW170104 signal detection of Jan. 4, 2017
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