Via kqedscience, this is a tour of two of our closest galaxies: the Large and Small Magellanic Clouds. They are between 163,000 and 200,000 light-years away and hold a few hundred million stars like our sun. HD full screen.
These images are from astronomers at NASA’s Goddard Space Flight Center and Pennsylvania State University, who used NASA’s Swift Ultraviolet/Optical satellite telescope to create the highest resolution, wide field surveys in ultraviolet light.
Sir David Attenborough and chameleons in Madagascar, then and now, a brilliant video that mixes flashbacks from a 1960 television show called Zoo Quest with 2008 color footage shot for the BBC TV series Life in Cold Blood. He has spent six decades presenting programs for the BBC thus far.
There are more wonderful BBC clips, many with Sir Attenborough, in the archives.
In this absolutely incredible footage from EarthTouchTV, watch hundreds of thousands of sardines off the coast of South Africa swarm at the center of an animal feeding frenzy. With Earth-Touch divers right in the middle of the action, large, hungry predators — sharks, dolphins, diving gannets, and a 20 to 30 ton Bryde’s whale — all take part in this intense and fascinating sardine run.