Tag Archives: Relativity

Relativity rules star near our galaxy’s black hole

A 26-year-long observational campaign provides clear evidence of the effect that general relativity has on the motion of a star known as S2 as it boomerangs around the supermassive black hole at the center of our Milky Way galaxy. Get … Continue reading

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LIGO witnesses another black hole crash

t looks as if gravitational-wave watchers are in for a bumpy, beautiful ride. Scientists using the Laser Interferometer Gravitational-Wave Observatory, or LIGO, have confirmed the detection of another merger involving two faraway black holes. The observations, which were made last … Continue reading

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LISA Pathfinder blazes trail to test relativity

The LISA Pathfinder probe is heading for a vantage point a million miles from Earth to help look for gravitational waves and add a missing piece to the evidence for general relativity. The European Space Agency said an Italian-built Vega rocket sent the … Continue reading

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General relativity gets a 100th birthday party

This week’s 100th anniversary of Albert Einstein’s general theory of relativity is a geeky cause for celebration, but what’s arguably the concept’s toughest test has just gotten under way. General relativity was a follow-up to special relativity, Einstein’s big idea from … Continue reading

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