Scientists study the possible worldwide effects of volcanic eruptions in Iceland.
Analysis of the Neanderthal genome shows that modern humans and Neanderthals had interbred some 60,000 years ago.
Drone engineers, and those who operate them for the U.S. military, reveal the secrets that make the unmanned flying robots so powerful.
Investigators use forensic and behavioral science techniques to determine what happened to Charles Lindbergh's baby.
Satellite data shows how dust blown from the Sahara fertilizes the Amazon, how a submarine waterfall drives ocean currents around the world and how the sun's heat results in a hurricane.
Theories about what motivates people to kill; how much science reveals about a brain at risk for violence; whether it is possible to recognize dangerous minds before a violent outburst.
Scientists hunt for debris from the 7,000-ton asteroid that crashed in Russia, searching for clues to its origin and makeup; a review of past explosions, from Tunguska to the asteroid that extinguished the dinosaurs 65 million years ago.
The mysteries of Earth's birth.
Ancient Australian fossils offer clues as to how four-legged animals came to dominate Earth.
Some of the largest and most dangerous reptiles to walk the Earth shared space with mammals such as the platypus.
Australia's unusual creatures, including the kangaroo and cassowary, convey a story of isolation, change and resilience.
Surveillance and bystander videos help police and investigators identify and capture suspects involved with the bombings at the Boston Marathon on April 15, 2013.
An F5 tornado sweeps through Moore, Okla., on May 20, 2013; understanding and predicting violent storms.
The completion of One World Trade Center in New York presents a 104-story skyscraper that stands 1,776 feet from the position of the original Twin Towers.
A follow-up to "Inside the Megastorm" includes how to prepare for storms like Hurricane Sandy and what kind of progress has been made to make the country's infrastructure stronger.
Host David Pogue examines the possibility of making humans and machines faster, investigating cars, boats, cameras and quantum teleportation.
Host David Pogue explores cutting-edge technology and inventions, including underwater Wi-Fi, military robotics and usage of bacteria and DNA.
Host David Pogue examines how cold science and technology can save the lives of trauma patients, cool the planet and be used for quantum computers.
Science and technology provides protection from forces of nature such as earthquakes and epidemics, as well as man-made dangers such as traffic accidents and contact sports; cyber security.
Modern state-of-the-art forensic tools can be applied to the investigation of the death of President John F. Kennedy, as though it had happened today.
Exploring the earth-space boundary zone includes a ride in a high-flying weather observation plane to search for sprites -- electrical discharges that shoot upwards from thunderclouds.