"This is the first time we see a binary black hole in action, the smoking gun for something that will become a major gravitational wave burst in the future, " says Hasinger.

BBC: Black holes on collision course

High demand for water amid the heat wave and problems with soil shrinking as the ground warms has resulted in burst pipes and low water pressure in Oklahoma City, prompting officials to issue mandatory water-use restrictions for the first time in at least a decade, according to utilities department spokeswoman Debbie Ragan.

CNN: Heat advisories issued to states dwindles to 15

Judging from the latest wave of Pinspire redirect notes on Pinterest right now, the parasite just might stage another growth burst in coming months.

FORBES: The "Parasite" Phenomenon - Radical Copycatting of Pinterest

Comerica began amassing its stake in Munder Capital in the 1990s and rode a wave of success during the tech bubble, only to get burned by writedowns when the bubble burst.

FORBES: Comerica Streamlines