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How Can I Study the Sun?

NOVA Labs: Learn how to use the Helioviewer, a tool at the heart of NOVA's Sun Lab.
Kryptonite for Sharks

Marine biologist Patrick Rice is using rare earth elements to repel sharks.
Brian Greene Previews NOVA's "The Fabric of the Cosmos"

Physicist Brian Greene discusses his return to NOVA with "The Fabric of the Cosmos."
An Interview with Sally Ride

Watch an uncut interview with the late astronaut, conducted at NASA in 1984.
Early Earth Bombarded By Comets

Comets carrying chemicals necessary for life may have come to Earth billions of years ago.
The Mars Rover, "Curiosity"

NASA is sending a robotic rover called "Curiosity" to find out if there is life on Mars.
Hunting Planets

NASA’s Kepler mission lets us search for planets orbiting stars outside our solar system.
Is There Life on Enceladus?

Scientists discover evidence for the key ingredients for life on Saturn's moon Enceladus.
Getting Computers to See

Vision as we know it remains elusive for machines.
Taking the Heat

David Pogue visits DuPont to get a closer look at fireproof clothing.

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