Scientists have “heard” the symphony of two newborn black holes — each created when its respective parent black holes crashed together and merged. One of those collision events, in fact, was the firs… [+6914 chars]Read More
Chinese astronauts beef up Tiangong space stations debris shield during 65hour spacewalk video Space
Two astronauts were outside the three-module space station for more than six hours on Friday (Aug. 15).
