Extreme States

Out-of-body experiences? Near-death experiences? Researchers are beginning to understand what's really going on.

Soul Search

Will natural science pin down our supernatural essence?

Dead End

Vital Signs

A patient's history evokes dread as a physician begins to probe

Byron Caughey A Sane Look at Mad Cows

The God Experiments

Five researchers take science where it's never gone before.

The Best New Science Books

Neil deGrasse Tyson, Area 51, modern life vs human nature, and more

Battling the Worms Inside You

An infectious disease specialist must tackle her patient's parasites head-on.

Living Through the Donner Party

The nineteenth-century survivors of the infamous Donner Party told cautionary tales of starvation and cannibalism, greed and self-sacrifice. But not until now ...

Vital Signs

Yet another mysterious disease that masquerades as the flu

Death and the Microbe

Most people think of bacteria as selfish individualists. But in many microbial colonies, some bugs gladly sacrifice themselves for the greater good of bugkind.

Black Gold of the Amazon

Precious soil could save the rainforest and combat global warming.

Peer Review: Sharing Our Urban Organisms

A new book contends that urban density makes eco-sense.

Could an Acid Trip Cure Your OCD?

Researchers are again using mind-bending drugs as a means of treating mental disorders.

Letters

I would choose having my heart torn out over swallowing molten lead'

What To Do Before the Asteroid Strikes

The doomsday rock is out there. It’s just a matter of time...

The River of Life

Reviews

Letters

Kernel of Fear

How can just the smoke make a veteran relive all the horrors of combat in hallucinatory detail? The answer lies in the Amygdala, a tiny brain structure in ...

The Top 100 Science Stories of 2006

A special report on the most amazing and important science news of the year

The Asteroid Hunters

Backyard astronomers keep watch against Armageddon.

Ticket to Ride

Two-Fisted Science

Encore

Ancient Altered States

What do squiggles, dots, and spirals on rock walls mean? Ask your local shaman—or archeologist Dave Whitley.

Risky Business

Winds of Change

In the mysterious, glowing clouds created by the collision of violently blowing gases, you can read the record of a star's dying days.

What Do Urban Sounds Do to Your Brain?

A sonic tour of New York, from the agonizing screech of the Union Square subway station to one of the quietest rooms in the city: Alice Tully Hall at Lincoln ...

End of the Plutonium Age

The American Century was built on a toxic metal, one we still know very little about

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