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Physics of Wet Dogs

From scientists at the Georgia Institute of Technology, there’s research leading to an interesting story about dogs — Physics of Wet Dogs Shake Out in High-Speed Videos. [Andrew] Dickerson, along with some colleagues from the Georgia Institute of Technology, has written “The Wet-Dog Shake,” published in Fluid Dynamics. They attempt to calculate the optimum speed…

Wired: Edison Gets the Bright Light Right

In Edison Gets the Bright Light Right, Wired‘s Randy Alfred writes that, on October 21st, 1879, Thomas Edison crowns 14 months of testing with an incandescent electric light bulb that lasts 13+ hours. Sir Humphrey Davy had produced incandescent electric light in 1808 by passing battery current through a platinum wire. But the voltaic pile…

NASA: A Simulated Alien’s Eye View of Our Solar System

Today’s posts bring two outer space topics. Earlier today I embedded a video from father-son team about their launch of a balloon and video camera about nineteen miles above the earth’s surface. Over at Physics Buzz, from PhysicsCentral there is a recent post about a simulated alien’s eye view of our solar system. See, An…

Moon Tour

Although only roughly half the moon is visible from Earth, here’s a video that provides a tour of the whole surface. Enjoy. Link: http://link.brightcove.com/services/player/bcpid86663777001?bclid=90190339001&bctid=609852598001.