Science

A computer simulation shows how our sun and Earth warp space and time, or spacetime, represented here with a green grid in this image released in Washington February 11, 2016. Photo: Reuters
The collision of two black holes holes - a tremendously powerful event detected for the first time ever by the Laser Interferometer Gravitational-Wave Observatory, or LIGO - is seen in this still image from a computer simulation released in Washington February 11, 2016. Photo: Reuters
A Laser Interferometer Gravitational-wave Observatory (LIGO) technician performs a Large optic inspection in this undated photo released by Caltech/MIT/LIGO Laboratory on February 8, 2016. Photo: Reuters
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1860326_Just what are Einstein’s gravitational waves?
Just what are Einstein’s gravitational waves?

February 12