Prime numbers, Ulam Spirals and other cool numbery stuff with Dr James Grime.
Memolition - Explore. Dream. Discover.
Smart ideas can turn the city into a better place.
The main tank called the “Kuroshio Sea” holds 7,500-cubic meters (1,981,290 gallons) of water and features the world’s second largest acrylic glass panel. Whale sharks and manta rays are kept amongst many other fish species in the main tank.
Theodore von Kármán, a Hungarian-American physicist, was the first to describe the physical processes that create long chains of spiral eddies like the one shown above. Known as von Kármán vortices the patterns can form nearly anywhere that fluid flow is disturbed by an object. Since the atmosphere behaves like a fluid, the wing of an airplane, a bridge, even an island can trigger the distinctive phenomenon.
Awesome examples of creative zebra crossing crosswalk art.