This video creates the illusion of a jet of water frozen in mid-air. The effect is achieved by vibrating the water at the frequency of the speaker, then filming at a frame rate identical to the vibrational frequency. Thus the water pulses at the exact rate that the camera captures images, making the water appear stationary even though it is moving. (submitted by Simon H)
“The transparent shells of tiny Cypridina hilgendorfii, found in the coastal waters and sands of Japan, hold a creature that emits a luminous blue substance when disturbed. During World War II, the Japanese harvested these creatures for soldiers to use when reading maps and messages at night.”
-National Geographic
audio only: About Today (Live) - The National - The Virginia EP
Killer Whales “Wave Wash” Seal | Frozen Planet
The weddell seal later commented that killer whales are clearly overpowered, and requested the issue be addressed in the next patch. When he was informed that killer whales would retain all their powers, and that the size and quantity of the seals’ ice flows would be reduced, the weddell seal was like “THIS IS HORSESHIT!” and started breaking stuff.
(Source: ForGIFs.com)
A computer simulation of what happens when two spiral galaxies collide. At various points, the simulation stops to show a comparison to pictures of actual galaxy pairs in the midst of this process, as seen from the Hubble telescope. In a few billion years, the Milky Way might undergo this process, merging with our largest neighbor, the Andromeda Galaxy.
(Source: americasgreatoutdoors)
