August 2006

The Einstein Dilemma

Mordehai Milgrom's new physics could overthrow Newton and Einstein--and tear up our whole picture of how the universe is put together.

by Adam Frank

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August

Departments

Map: Earth's Fourth Dimension

A gravitational rainbow points to our planet's invisible topography.
 by Bjorn Carey

Raw Data: The Rigorous Study of the Ancient Mariners

Measuring changes in the Earth's magnetic field.
 by Stephen Ornes

20 Things You Didn't Know About... Meteors

X-ray slaps, the Tears of St. Lawrence, and the fiddly asteroid/meteoroid/meteor/meteorite distinction
 by LeeAundra Temescu

Reviews

Dark truths about the rise of Silicon Valley and art made in a psychiatric hospital. Plus: the place to hear Earth sing.

Sky Lights: The Dark Side of the Universe

Some of the most fascinating places out there are facing the wrong way.
 by Bob Berman

Jaron's World: Sing a Song of Evolution

Is language descended from musical mating calls?
 by Jaron Lanier

Letters

Readers debate the feasibility of a trip to Mars.

Fuzzy Math: Reproductive Roulette

If a father of two tells you one of his children is a boy, what are the odds that the other child is also a boy?
 by Alex Stone

The Discover Interview: Will Wright

The master of the computer god game tackles alien life and dreams up a world that would make Darwin drool.
 by Alan Burdick

Whatever Happened To... the Exxon Valdez?

Now seventeen years after the most damaging oil spill in U.S. history, what's happened to the affected Alaskan environment?
 by Elise Kleeman

Blinded by Science: The Last Days of Gossip

When everyone knows everything, what will be the point?
 by Bruno Maddox

Vital Signs: Why is Grandpa Falling?

A seemingly simple stumble provides clues to serious injury.
 by Tony Dajer