The Visual Microphone: Passive Recovery of Sound from Video

This is a link to a very cool study about recoverable information present in ambient acoustic vibrations. Well worth the watch!

An asteroid fly-by to be streamed live to the internet. Impressed?

I do not know which amazes me more, that we live in an era where we can sit at home in a comfortable chair and watch a live fly-by of a distant asteroid on our wireless ipads, or that we accept this as nothing special. There are truly wonderful times.

Graphic depicts the trajectory of asteroid 2012 DA14 on Friday. In this view, we are looking down from above Earth's north pole. (NASA/JPL-Caltech)

here is a link:

http://herocomplex.latimes.com/science-2/asteroid-flyby-online/#/0