This is just too darn cool.
A YouTube for scientists.
http://www.scivee.tv/
Here you'll find videos that range from general-interest items akin to articles in DISCOVER MAGAZINE to full-bore presentations of highly technical papers.
I liked this computer-simulated run through the Orion Nebula.
http://www.scivee.tv/node/3071
Start browsing!
Posted by Paul DiFi.