Our Planet

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The Case of the Missing Dirt

Among the Downsides to City Living: More Rain

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The Anthropocene Epoch?

Fast-Growing Redwoods Break the Law

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Ground Thaw

Geographer Christopher Burn explains why permafrost is thawing

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Up in Smoke

Amazon research that has withstood thieves and arsonists now faces its greatest challenge

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Mountain Messengers

Scientists scale peaks and study plants to understand the impact of warming

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Roots of the Sea

What mangroves give the world and why we can't afford to lose them

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Giant Footprint

How the world's 6.6 billion people threaten the health of the ecosystem

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Spy On "Old Faithful"

Giant Palm Found Hiding Under Madagascar Sun

Maverick Wave Theory

Despite $100 Oil, U.S. Gas Still a Bargain

Bright idea: Wolfgang Ketterle (in his M.I.T lab) hopes to discover new forms of matter by studying ultracold atoms.

The Coldest Place in the Universe

Physicists in Massachusetts come to grips with the lowest possible temperature: absolute zero

Keep Petrels Plastic-Free

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Dreaming of a Green Christmas

Making Your Holiday Tree Eco-Friendly

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White Cliffs of McMurdo

I'm Not A Playa, I Just Slip A Lot

For Seeds, Norway Just Got Cooler

Hurricane Katrina Now Causing CO2 Emissions

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