GeekDad: Visions of the Future

The Grand Tour

NASA / JPL have commissioned an amazing set of posters to commemorate the achievements of NASA’s Voyager mission and the possibilities of space exploration. “NASA’s Voyager mission took advantage of a once-every-175-year alignment of the outer planets for a grand tour of the solar system. The twin spacecraft revealed details about Jupiter, Saturn, Uranus and […]

GeekDad: Observation of Gravitational Waves from a Binary Black Hole Merger

Black Holes LIGO

One Hundred years after Albert Einstein predicted the existence of Gravitational Waves, the announcement that they had been discovered finally came. The two detectors of the Laser Interferometer Gravitational-Wave Observatory (LIGO)  simultaneously observed a transient gravitational-wave signal last year on September 14th. From the Introduction in the Physical Review Letters paper: “In 1916, the year […]