Falcon 9 rocket had just shot 200km up into space and flown almost horizontal to the planet at six times the speed of sound, before falling back to Earth. Then, somehow, it landed like a feather on a robotic barge in the ocean. The Falcon even found time to put an inflatable space habitat into orbit, too. [arstechnica]
FYI: A person is considered to be legally blind if he or she has a best corrected vision of 20/200 in their best seeing eye, that means even with some visual correction.
Physics teacher James Lincoln does 10 demonstrations using tuning forks with everyday lab items like strobes, mirrors, water, ping pong balls, oscilloscopes, and lasers.
Deep-sea anglerfish are strange and elusive creatures that are very rarely observed in their natural habitat. This little angler, about 9 cm long, is also known as the Black Seadevil and it lives in the deep dark waters of the Monterey Canyon. It was observed for the first time at 600 m (1900ft) on a midwater research expedition in November 2014. It is believed to be the first video footage ever made of this species alive and at depth.
Getting stung by a jellyfish is not a pleasant experience, but do you know what it all looks like up close? Let's see with a high speed camera and a microscope some terrifying slow motion footage.