Evolution

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Nature
Chicken's split sex identity revealed

By Janet Fang
A study of sexually scrambled chickens suggests that sex in birds is determined in a radically different way from that in mammals.
Scientific American Mind
Chimps Talk with Their Hands
Right-handed gesturing in apes hints at the origins of human language
Scientific American Mind
Why is talking with gestures easier than talking without them?
Michael P. Kaschak, an associate professor of psychology at Flori�da State University, offers an explanation
Scientific American Magazine
End-of-Days Danger
If 2012 marks the start of the apocalypse, it will be our own fault, not natures or God's
Nature
Pristine DNA discovered in fossilized eggshells

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Scooting toward Oblivion

Chameleons' tongues still snappy in cool temperatures

Worm Charmers

Genetics in the Gut: Intestinal Microbes Could Drive Obesity and Other Health Issues

What Can Past Climate Change Reveal about Human Adaptation?

Shields Up: Magnetized Rocks Push Back Origin of Earth's Magnetic Field

A Theory Set in Stone: An Asteroid Killed the Dinosaurs, After All

Fish Fry: How Will a Warming World Impact U.S. Trout Populations?

Impact Factor: Can a Scientific Retraction Change Public Opinion?

Dinosaurlike creature spread in Triassic times

The Deadliest Catch: A Proposed Trade Ban Could Take Bluefin Tuna off the Menu

A Theory Set in Stone: An Asteroid Killed the Dinosaurs, After All

Genetics in the Gut: Intestinal Microbes Could Drive Obesity and Other Health Issues

Chameleons' tongues still snappy in cool temperatures

Impact Factor: Can a Scientific Retraction Change Public Opinion?

Scooting toward Oblivion

Climate Change Likely Caused Polar Bear to Evolve Quickly

Think Twice: How the Gut's "Second Brain" Influences Mood and Well-Being

Dinosaurlike creature spread in Triassic times

What Can Past Climate Change Reveal about Human Adaptation?

Sundance Channel Presents: Green Porno [Video]

Worm Charmers

Scientific American Magazine

March 2010 Issue

Breaking the Climate Debate Logjam

Climate Change: A Controlled Experiment

Readers Respond on "A Path to Sustainable Energy by 2030"

End-of-Days Danger

Invasion of the Drones: Unmanned Aircraft Take Off in Polar Exploration

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