How do we find planets -- even habitable planets -- around other stars? By looking for tiny dimming as a planet passes in front of its sun, TED Fellow Lucianne Walkowicz and the Kepler mission have found some 1,200 potential new planetary systems. With new techniques, they may even find ones with the right conditions for life.
Other TED Talks
The title says it all: this blog features physics videos found everywhere on the web: animations, demonstrations, lectures, documentaries.