Science

The chimp with the most human-like gait and body type walked upright more efficiently than he knuckle-walked—a finding that study co-author Herman Pontzer calls a snapshot of how this evolution may have taken place. (This composite photograph pays homage to the iconic Evolution of Man.)

Walk This Way

Humans' two-legged gait evolved to save energy, new research says

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Life Unplugged

Bundle up your power cords—wireless energy transfer is here

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Egyptian Mummy Identified as Legendary Hatshepsut

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Red Rover, Red Rover

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Tales From Lake Whoa-Be-Gone

Litter and garbage dumped in wetland area among water lilies and marsh plants

Garbage Into Fuel: A Reality

British Scientists Declare Independence from Americans

Arctic Plants on the Move Due to Global Warming

Low-temperature electron micrograph of a cluster of E. coli bacteria, magnified 10,000 times. Each individual bacterium is oblong shaped.

E. coli Bonding Before the Burger

Code Blue! Stat!

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Hormonal Hibernating Rodents

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The Iceman Dieth

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Polynesians Beat Europeans to the "New World"

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Snap Shot

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Geoff Marcy's Heart Will Go On

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Wild Things: Life as We Know It

Great sharks, manakins and dino digs

Lang's Butterfly, opus 410.

Into the Fold

Physicist Robert Lang has taken the ancient art of origami to new dimensions

Samper: "An ability to bring people together."

Biologist at the Helm

Meet Cristián Samper, Acting Secretary

"If we want to ensure free-ranging devil populations that are disease free, putting them on offshore islands is the only alternative we've got," says wildlife researcher Hamish McCallum.

Tasmanian Tailspin

Can a new plan to relocate the Tasmanian devil save the species?

Marine archaeologists rescued the shipwrecked H.L. Hunley (above, a computer rendering) in August 2000 more than 135 years after it sank during the Civil War.

Saving Our Shipwrecks

New technologies are aiding the search for one Civil War submarine, and the conservation of another

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