Scientists in Haiti and Chile gather data to prevent future disasters.
Host David Pogue explores how science and nature work to make things strong.
Host David Pogue looks at high-powered nano-circuits and micro-robots.
Clean materials that could power devices in the future may include batteries grown from viruses and tires made from orange peel oil.
An Army tanker truck heals its own bullet wounds; an airplane wing changes shape as it flies; clothing monitors a person's heart rate.
An IBM supercomputer pursues a challenge to compete against "Jeopardy!" champions.
Scientists track down the planet's most deadly creatures.
The March 11 earthquake, the worst to ever strike Japan, spawned a tsunami with 30-foot-high waves that destroyed entire towns in minutes.
Innovations designed to combat global warming include artificial trees and cleaner coal.
Architects and engineers plan the construction of One World Trade Center and the National September 11 Memorial & Museum.
Scientists explore the potential for life throughout the solar system.
Brian Greene investigates space.
A time-traveling adventure moves 50 years into the future, then travels back to the past.
Brian Greene explores quantum mechanics.
Scientists believe there may be more than one universe.