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Science

A view of the outcrop

Dinosaur Dispatch: Day 14

The paleontology team bids a fond farewell to Wyoming’s Big Basin

Toolik Field Station is located north of the Arctic Circle.

Arctic Dispatch: Reaching Toolik

Journalist Christine Dell’Amore travels to Alaska’s Toolik Field to observe the environmental changes occurring in the Arctic Circle

The team hikes to the research sites above Toolik Lake.

Arctic Dispatch: Playing With Permafrost

The first field tests in the tundra look at the effects of nitrogen levels on permafrost

A view from the Jade Mountain summit

Arctic Dispatch: The Hike Up Jade Mountain

After a day of experiments and ongoing mosquito battles, Christine Dell’Amore enjoys the view from the top

The team collects invertebrates from a heavily silted stream.

Arctic Dispatch: Exploring the Aufeis

Dell’Amore and her fellow researchers climb the aufeis and meet interesting insects

Marine Biological Laboratory research assistant Rich McHorney gets a sample core from the permafrost.

Arctic Dispatch: Thermokarst and Toolik

The team studies consequences of the Arctic’s warming temperatures

On the drive from Toolik, a view of the ocean and sun in the early morning hours

Arctic Dispatch: A Polar Bear Plunge

A trip to the oil-rich Prudhoe Bay region ends in an Arctic swim

Keep Kangaroos at Bay the Dingo Way

University of Cincinnati-led researchers found sunflower seeds in Tabasco, Mexico.

Wild Things

Mouse lemur calls, a coral comeback, sunflower seeds and more

The ATHLETE, one of NASA’s prototype vehicles recently tested at Moses Lake, Washington, is a six-legged robot, an all-terrain vehicle that sports wheels at the end of each limb that allow the robot to navigate as a rover.

Debating Manned Moon Missions

Experts provide opposing viewpoints on manned missions to space

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Space Fashion

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You Are Better Than Economists Think

Maybe Life Arrived from Beyond the Stars, Says Meteorite

Leatherback Sea Turtle Returns to Texas

Bottlenose Dolphin

15 Years After Dolphin-Safe Tuna, Signs of Recovery

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When Pterosaurs Stalked the Earth

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Update: Quake-Hit Pandas; Mars Lander

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Wild Things: Life as We Know It

The whiskered auklet’s plumage, joshua trees, squid beaks and more

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Wallace Broecker Geochemist, Palisades, New York

How to stop global warming? CO2 “scrubbers,” a new book says

It may be hard to fathom, but many great white encounters with humans are investigative, not predatory. (A great white attacks a seal decoy in False Bay.) They’re just curious, Compagno says.

Forget Jaws, Now it’s … Brains!

Great white sharks are typecast, say experts. The creatures are socially sophisticated and, yes, smart

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