Curated Video
USA: SPACE SHUTTLE ENDEAVOUR
1. Shots of Earth from the Shuttle, with one of the vehicle's telescopes in view
2. Shuttle crew members eating food
3. General shots of mission control room
4. SOUNDBITE: Charles Meegan, mission scientist
5. Shot of Earth from the...
Khan Academy
Khan Academy: Threshold 3: New Chemical Elements
A video discussing how elements of the periodic table are spread throughout the universe when large star dies. Learn about how the process leads to Threshold 3. [2:50]
Science Friday Initiative
Science Friday: Physics Nobelists Observed an Accelerating Universe
The 2011 Nobel Prize in Physics has gone to three American astronomers.