Space-time ripple discovery was really just dust

January 31, 2015 8:39 AM

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The signal has other causes too, like charged particles floating in a magnetic field – in this case, the emissions of intergalactic dust.

A team of astronomers last March who were involved with the BICEP2 telescope in the South Pole reported evidence for gravitational waves, which had been triggered just seconds following the big bang. The result was a frenzy of intrigue and excitement, but now a joint analysis between the Planck coll...

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