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1918 Flu

1918 Flu - Nov. 2006
A virus that killed up to 50 million people is brought back to life to decipher its deadliness.


Aging - Jan. 2007
Will research into "longevity genes" help us live longer and healthier lives?

Anthrax Investigation

Anthrax Investigation - June 2009
The new science of microbial forensics reveals the source of the anthrax used in the deadly attacks of 2001.

Art Authentication

Art Authentication - Jul. 2008
See how clever computer algorithms can distinguish a master fake from a masterpiece.

Artificial Life

Artificial Life - Oct. 2005
Are scientists on the verge of making living things from little more than dust?


Asteroid - Oct. 2006
Will a doomsday rock the size of the Rose Bowl hit Earth in 2036?

Autism Genes

Autism Genes - July 2009
Researchers have begun to zero in on genes that might be responsible for autism.


Auto-Tune - June 2009
Can't carry a tune? Andy Hildebrand's pitch-correction software can help you sing like a star.

Brain Trauma

Brain Trauma - July 2008
Even so-called "mild" head injuries turn out to be anything but.

Bird Brains

Bird Brains - July 2008
Clues to the origins of human language are turning up in the brains of birds.

Booming Sands

Booming Sands - Jan. 2005
Scientists look into a generations-old conundrum: how and why do certain sand dunes produce mysterious noises?

Capturing Carbon

Capturing Carbon - Jul. 2008
An eighth-grader's science fair project prompts her scientist father to develop a new way to pull excess carbon dioxide out of the atmosphere.


CERN - Jul. 2007
Beneath the Alps, the mother of all particle accelerators nears completion.

Dark Matter

Dark Matter - Jun. 2008
Turns out most of the universe is held together by a mysterious, invisible substance.

Diamond Factory

Diamond Factory - June 2009
Visit a laboratory where entrepreneurs are growing perfectly pure diamonds.

Dinosaur Plague

Dinosaur Plague - July 2009
Insects caught in amber spark a controversial theory about what killed the dinosaurs.

Don't Ask the Expert: Neil deGrasse Tyson

Don't Ask the Expert: Neil deGrasse Tyson - Oct. 2005
Neil deGrasse Tyson has a bone to pick with Hollywood aliens.


Emergence - Jul. 2007
How does the "intelligence" of an ant colony or the stock market arise out of the simple actions of its members?


Epigenetics - Jul. 2007
Our lifestyles and environment can change the way our genes are expressed, leading even identical twins to become distinct as they age.

Fastest Glacier

Fastest Glacier - Jul. 2005
A glacier moving way too fast reveals how unpredictable the effects of global warming can be.

First Primates

First Primates - July 2008
Our most distant primate ancestors, which took the stage shortly after the dinosaurs left it, were tree-dwellers the size of mice.

Fish Surgery

Fish Surgery - Oct. 2005
Veterinary medicine has caught up with Americans' love for their number one choice of pet: the fish.

Frozen Frogs

Frozen Frogs - Apr. 2005
The common wood frog freezes solid every winter and then, come spring, defrosts and mates.

Fuel Cells

Fuel Cells - Jul. 2005
Hydrogen fuel cell cars promise pollution-free driving, but will we see them anytime soon?

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