TED Talks
Ted: Ted Ed: Earworms: Those Songs That Get Stuck in Your Head
Have you ever been waiting in line at the grocery store, innocently perusing the magazine rack, when a song pops into your head? Not the whole song, but a fragment of it that plays and replays until you find yourself unloading the...
National Gallery of Art
National Gallery of Art: m.c. Escher
An awesome review of the M.C. Escher exhibit at the National Gallery of Art. There are 24 images of Escher's works here out of the 330 that the National Gallery has on hand. There is also a biography on Escher that is very useful.