Science

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Drought + Spark = Australia Burning

Black jaguars, like the cub on the left, have a mutation that causes them to produce more of the pigment melanin than spotted jaguars do.

Evolution in Black and White

The alternative color forms of some animals are providing new insights into how animals adapt and evolve

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But do they have Bronto-burgers?

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A Melting Antarctica Could Bring an Underwater Smithsonian

Some unknown day in the future, ongoing climate change virtually assures the West Antarctic Ice Sheet will melt away

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Abel’s Tyrannosaurus

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Picture of the Week—Optical Illusion

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Triceratops v. Triceratops

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Volcano Obsession -- UPDATED 03-23-09

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Superman vs. the Arctic Giant

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Pondering the EcoFont

Like any workplace, I get my share of internal junk mail. Workshops, vacancy announcements, blood drives and Weight Watchers sign-ups

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Mysterious Origins for Important Skull

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A Link Between Dams and Earthquakes?

The earth is big, and so are the tectonic plates—it doesn’t seem possible that anything humans could do to the earth would have an effect on those plates

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Land of the Lost Trailer -- T. Rex is Looking Good

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Go to the Galápagos, See What Charles Darwin Saw

A senior editor visited the Galapagos - here's what she saw

Once loathed as a "beast of waste," the gray wolf (in Yellowstone) is beloved by some as a symbol of unadulterated nature.

Wolves and the Balance of Nature in the Rockies

After years as an endangered species, the wolves are thriving again in the West, but they're also reigniting a fierce controversy

Bar pilots risk life and limb to guide ships across the "Graveyard of the Pacific."

Steering Ships Through a Treacherous Waterway

Braving storms with high seas a group of elite ship pilots steers tankers and freighters through the Columbia River

"Light will be thrown on the origin of man and his history," Darwin (c.1880) said of a future in which his hard-won findings would be tested.

What Darwin Didn't Know

Today's scientists marvel that the 19th-century naturalist's grand vision of evolution is still the key to life

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Wild Things: Life as We Know It

Honeyeater birds, sea slugs, tree frogs, and more

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Hot and Cold Running Dinosaurs

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Picture of the Week — Emperor Penguins

Can cuteness save the Emperor penguin?

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