A team of scientists announced on Thursday that they had heard and recorded the sound of two black holes colliding a billion light-years away, a fleeting chirp that fulfilled the last prediction of Einstein’s general theory of relativity. That faint rising tone, physicists say, is the first direct evidence of gravitational waves, the ripples in… Read more.
Higgs Boson. Gravitational Waves. HIV/AIDS? Zika Virus?
Saturday, February 13, 2016 at 6:51 AM