Sometimes Black Holes Bump Into Each Other, and They Want Us to Know About It.

A dance—a cosmological one, that is.

Two black holes waltzing through the cosmos, swirls of light flaring outward from our dancers like skirt and coattail, gravity the matchmaker. Closer and closer they inch, easing into a delicate embrace until…BOOM! A flash of light and rock and an explosion with the intensity of 100 million supernovas rips into existence, obliterating nearby solar systems in a seething, gaseous cloud and sending gravitational waves hurdling through space in every direction. Continue reading