NOVA scienceNOW

Asteroid

The Apophis asteroid, the size of a football stadium, is headed towards Earth and should arrive in 2036.Island of Stabi

Mass Extinction

What caused the greatest mass extinction nearly 250 million years ago?1918 Flu: The 1918 flu virus is revived and decode

Aging

A look at recent research on the aging process, and how we might slow it down.Space Elevator: The possible creation of a

Sleep

Sleep may play an important role in strengthening memories.CERN: The Large Hadron Collider (LHC) nears completion at the

Dino Blood?

A paleobiologist has discovered preserved blood vessels and red blood cells in a 68-million-year-old dinosaur bone.Epig

Dark Matter, Mice, Crowd Wisdom

Dark Matter - Turns out most of the universe is held together by a mysterious, invisible substance. Of Mice and Memory

Personal Genome; Digital Art Authentication; Carbon Sequestration; Pardis Sabeti Profile

Personal DNA Testing - Genetic testing to assess risk factors for a handful of serious illnesses is now commercially ava

Saving Hubble, First Primates, Iraqibacter

Saving Hubble - Two teams of spacewalkers take on the risky mission of reviving the ailing Space Telescope. First Prima

Bird Brains, Space Storms, Smart Bridges

Bird Brains - Clues to the origins of human language are turning up in the brains of birds. Space Storms - Behind the d

Leeches; SETI; Stem Cells; Edith Widder

Leeches - A century after falling out of favor, medicinal leeches are back in hospitals, sucking away on patients' wound

Phoenix; Mammoth Mystery; Judah Folkman Tribute

Phoenix Mars Lander - NASA's latest robot has already found frozen water and is looking for more signs that the Red Plan

Aging, Space Elevator, Maya from Space

Aging - Will research into "longevity genes" help us live longer and healthier lives? Space Elevator - Can we build a 2

Mass Extinction, 1918 Flu, Papyrus

Mass Extinction - What caused the mother of all extinctions 250 million years ago? 1918 Flu - A virus that killed up to

Asteroid, Island of Stability, Karl Iagnemma

Asteroid - Will a doomsday rock the size of the Rose Bowl hit Earth in 2036? Island of Stability - Follow the decades-l

T-Rex Blood, Epigenetics, Kryptos

T-Rex Blood? - Preserved soft tissue, including possible blood vessels and red blood cells, are turning up in dinosaur f

Diamond Factory / Anthrax Investigation / Auto-Tune / Luis Von Ahn

Hunt for Alien Earths / Art Authentication / Maydianne Andrade / Autism Genes

Join astronomers hunting for Earth-like planets, see how computers distinguish authentic art from forgeries, meet a spid

Marathon Mouse/Dinosaur Plague/Franklin Chang-Díaz/Space Storms

Watch how an "exercise pill" turns couch-potato mice into athletes, explore a controversial new theory of what killed th

Picky Eaters/Capturing Carbon/Sea Lions and Walruses/Sangeeta Bhatia

Discover why picky eaters may have a genetic excuse, learn about a new strategy for capturing carbon dioxide from the at

Moon Smasher/Secrets in the Salt/Bird Brains/Lonnie Thompson

Follow a NASA satellite looking for water on the moon, see what ancient salt deposits reveal about life 250 million year

Public Genomes/Algae Fuel/Arctic Ocean Seafloor/Yoky Matsuoka

Explore the controversies behind genetic testing and genome sequencing, learn about algae fuel, follow an expedition to

Saving Hubble Update/Gangster Birds/Alfredo Quiñones-Hinojosa/How Memory Works

Get an astronaut's view of the Hubble repair mission, find out why cowbirds are called "gangster birds," meet a Mexican

Earthquakes in the Midwest/Sleep/Sang-Mook Lee/First Primates

Using new data from cave stalagmites and the Mississippi riverbed to understand how and why earthquakes strike in the he

Can We Make It to Mars?

Can humans survive a trip to Mars and back that could take two to three years? This episode of NOVA scienceNOW examines

Can We Live Forever?

This provocative episode of NOVA scienceNOW examines whether we can slow down the aging process, looks at the latest on

How Does the Brain Work?

This episode of NOVA scienceNOW delves into some pretty heady stuff, examining magic and the brain, artificial intellige

How Smart Are Animals?

Would you care to match wits with a dog, an octopus, a dolphin, or a parrot? You may think twice after watching the segm

Where Did We Come From?

In this episode of NOVA scienceNOW, journey back in time to the birth of our solar system to examine whether the key to

What's the Next Big Thing?

In this episode of NOVA scienceNOW, come face to face with social robots that understand human feelings, carry on conver

What Makes Us Human?

Scientists have struggled for centuries to pinpoint the qualities that separate human beings from the millions of other

Can Science Stop Crime?

What's the secret to stopping crime? David Pogue gives the third degree to scientists pushing the limits of technology,

How Smart Can We Get?

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 u

Can I Eat That?

What are the secrets behind your favorite foods? Why are some treats, like chocolate-chip cookies, delectable, while oth

What Are Animals Thinking?

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

What Will the Future Be Like?

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