Topics include: Getting worked up over mirror neurons, new tools for predicting hurricanes, the sounds that sand dunes make, and a profile of MIT robot designer James McLurkin.

Featured segments include: the discovered remains of three-foot-tall humans on the island of Flores, a look at how T. Rex got to be so big, a profile of nanotechnologist Naomi Halas, the issues surrou…

Featured segments include: the future of hydrogen fuel cell cars, the discovery of medical potential within a petunia, a fast moving glacier and what it says about global warming, and a profile of bro…

Featured segments include: scientists making life in the lab, lightning that may be triggered by cosmic rays, a profile of neuroscientist Erich Jarvis, the advances of fish surgery, the too human appe…

Featured segments include: a possible tenth planet in our solar system, the twin prime conjecture, a possible reappearance of the ivory-billed woodpecker, a look at the bird flu and whether it will mo…

The Apophis asteroid, the size of a football stadium, is headed towards Earth and should arrive in 2036.Island of Stability: The long road to creating element 114.Obesity: The biology of eating.Profi…

What caused the greatest mass extinction nearly 250 million years ago?1918 Flu: The 1918 flu virus is revived and decoded in the hopes that we can learn from it before the next pandemic.Profile: Cynth…

A look at recent research on the aging process, and how we might slow it down.Space Elevator: The possible creation of a "space elevator" made from nanotubes, and a NASA contest designed to fuel innov…

Sleep may play an important role in strengthening memories.CERN: The Large Hadron Collider (LHC) nears completion at the international particle physics lab in Geneva, Switzerland.Emergence: Scientists…

A paleobiologist has discovered preserved blood vessels and red blood cells in a 68-million-year-old dinosaur bone.Epigenetics: It seems that diet and lifestyle actually change the expression of our …

Dark Matter - Turns out most of the universe is held together by a mysterious, invisible substance. Of Mice and Memory - Mice placed in enriched environments can recover lost memories, giving hope to…

Personal DNA Testing - Genetic testing to assess risk factors for a handful of serious illnesses is now commercially available. But is it a good idea? Art Authentication - See how clever computer …

Saving Hubble - Two teams of spacewalkers take on the risky mission of reviving the ailing Space Telescope. First Primates - Our most distant primate ancestors, which lived about 55 million years ago…

Bird Brains - Clues to the origins of human language are turning up in the brains of birds. Space Storms - Behind the dazzling display of the aurora borealis are space storms that could turn the ligh…

Leeches - A century after falling out of favor, medicinal leeches are back in hospitals, sucking away on patients' wounds. SETI - Astronomers have their radio telescopes tuned to receive signals from…

Phoenix Mars Lander - NASA's latest robot has already found frozen water and is looking for more signs that the Red Planet could support life. Brain Trauma - Even so-called "mild" head injuries turn …

Aging - Will research into "longevity genes" help us live longer and healthier lives? Space Elevator - Can we build a 22,000-mile-high cable to transport cargo and people into space? Maya - NASA arc…

Mass Extinction - What caused the mother of all extinctions 250 million years ago? 1918 Flu - A virus that killed up to 50 million people is brought back to life to decipher its deadliness. Profile:…

Asteroid - Will a doomsday rock the size of the Rose Bowl hit Earth in 2036? Island of Stability - Follow the decades-long quest to create the elusive element 114. Obesity - Examine the biology behi…

T-Rex Blood? - Preserved soft tissue, including possible blood vessels and red blood cells, are turning up in dinosaur fossils. Epigenetics - Our lifestyles can change the way our genes are expressed…

Join astronomers hunting for Earth-like planets, see how computers distinguish authentic art from forgeries, meet a spider biologist who studies sexual cannibalism, and learn about genes that may be i…

Watch how an "exercise pill" turns couch-potato mice into athletes, explore a controversial new theory of what killed the dinosaurs, meet the first Latino-American astronaut, and find out why the beau…

Discover why picky eaters may have a genetic excuse, learn about a new strategy for capturing carbon dioxide from the atmosphere, see just how intelligent marine mammals can be, and meet a biomedical …

Follow a NASA satellite looking for water on the moon, see what ancient salt deposits reveal about life 250 million years ago, learn how bird brains are remarkably similar to our own, and meet a clima…

Explore the controversies behind genetic testing and genome sequencing, learn about algae fuel, follow an expedition to the Arctic Ocean seafloor, and meet a woman engineer designing prosthetic limbs …

Get an astronaut's view of the Hubble repair mission, find out why cowbirds are called "gangster birds," meet a Mexican immigrant farmworker-turned-brain surgeon, and learn how neuroscientists are fin…

Using new data from cave stalagmites and the Mississippi riverbed to understand how and why earthquakes strike in the heartland; the crucial role sleep plays in strengthening memories and facilitating…

Can humans survive a trip to Mars and back that could take two to three years? This episode of NOVA scienceNOW examines all of the perils of this journey, including deadly meteoroids, bone and muscle …

This provocative episode of NOVA scienceNOW examines whether we can slow down the aging process, looks at the latest on human hibernation, and checks in with bioengineers and a computer scientist inve…

This episode of NOVA scienceNOW delves into some pretty heady stuff, examining magic and the brain, artificial intelligence, magnetic mind control, and the work of neuroscientist and synesthesia resea…

Would you care to match wits with a dog, an octopus, a dolphin, or a parrot? You may think twice after watching the segments in this NOVA scienceNOW episode. While we may not be ready to send pets to …

In this episode of NOVA scienceNOW, journey back in time to the birth of our solar system to examine whether the key to our planet's existence might have been the explosive shockwave of an ancient sup…

In this episode of NOVA scienceNOW, come face to face with social robots that understand human feelings, carry on conversations, even make jokes. Then travel to Haiti, where geologists investigate the…

Scientists have struggled for centuries to pinpoint the qualities that separate human beings from the millions of other animal species that have evolved on this planet. David Pogue explores the traits…

What's the secret to stopping crime? David Pogue gives the third degree to scientists pushing the limits of technology, not only to solve horrific murders but also to try to prevent crimes before they…

How do you get a genius brain? Is it all in your genes? Or is it hard work? Is it possible that everyone’s brain has untapped genius–just waiting for the right circumstances so it can be unleashed? Fr…

What are the secrets behind your favorite foods? Why are some treats, like chocolate-chip cookies, delectable, while others, like cookies made with mealworms, disgusting? You might think you understan…

Probe animal morality, the "swarm intelligence" of a beehive, the amazing navigation talents of pigeons, and more.

Meet the people building tomorrow's robots, 3-D virtual environments, mind-reading machines, and more.