A journey through America that introduces our list of the 100 best-loved books.
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Personal DNA Testing
Genetic testing for risk of future illness is now open to anyone. But is it a good idea?
Clip | 12m 35s
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David Pogue's Brain Scan
An anthropologist discovers something completely unexpected in David Pogue's brain scan.
Clip | 2m 2s
What did Professor Hippocampus say at his retirement party?
Clip | 1m 16s
Five Reasons to Eat Insects
Save room for bugs! They're the future of green cuisine.
Clip | 2m 9s
Video Short: Cosmic Ray Danger
Berries may alleviate cellular damage caused by cosmic radiation.
Clip | 3m 45s
Video Short: Magic and Autism
A magician's sleight of hand may not fool people with autism.
Clip | 1m 49s
Video Short: A Memorable Snail
What can a spineless sea snail teach us about our brains and how memory works?
Clip | 3m 48s
Video Short: Aiding Aging Muscles
See how "exercise in a pill" could one day help the elderly and the bedridden.
Clip | 3m 34s
Video Short: Going Lunar for Less
With ingenuity and spare parts, LCROSS is exploring a big question on a small budget.
Clip | 2m 55s
Video Short: Blocking Bitter Taste
Neil deGrasse Tyson meets a genetically modified mouse that can't sense bitter tastes.
Clip | 2m 52s
Video Short: Personal Genome Project
George Church hopes to recruit 100,000 people and sequence all of their DNA.
Clip | 2m 49s
Video Short: Sleepless Surgeons
How important is sleep to a surgeon's performance?
Clip | 2m 40s
Video Short: Snail Slime
Crossing the world's most famous slowpoke with some of MIT's latest high-tech robotics
Clip | 3m 36s
Video Short: An Elevator to Space?
In this video extra, see a prototype of a technology that may one day take us to space.
Clip | 2m 36s
Video Short: Hunting Meteorites
Join Neil deGrasse Tyson on a trip to the Mojave Desert with meteorite hunter Rob Matson.
Clip | 3m 43s
Video Short: Found It!
Michael Brown knew instantly the object he discovered in 2005 was a planet.
Clip | 1m 11s
A glacier moving too fast reveals how unpredictable the effects of global warming can be.
Clip | 6m 6s
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