Sunday, October 28, 2007



Some people are building and releasing high-altitude ballons with cameras, communication gear and sensors. Seen here the result of one such launch: pictures and films taken from near-space, at an altitude of about 30 Km, where the sky is black and one can see that the Earth's curved.

Tuesday, October 23, 2007

The Great Pacific Garbage Patch, also called Trash Vortex, in an area in the Pacific where mostly plastic garbage accumulates due to sea currents. The area is around the size of Texas, with about 6 Kg of plastic for each Kg of plankton.

Tuesday, October 02, 2007

My colleague Scott Aaronson is in a funny, and very unexpected, position. He got a text about quantum mechanics plagiarized and used in a commercial in which two fashion models discuss quantum mechanics (!!), just before hitting the catwalk. That's so funny!