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image: Repainting Ancient Birds

Repainting Ancient Birds

By Megan Scudellari | July 1, 2011

Using synchrotron rapid scanning X-ray fluorescence to map the distribution of trace metals in avian fossils over 120 million-year-old, researchers reconstruct the pigment patterns of their feathers—revealing some of the extinct birds' long-lost colors.

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image: Thymus Finder

Thymus Finder

By Richard P. Grant | July 1, 2011

Editor’s Choice in Immunology

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image: Foresight

Foresight

By Karen Hopkin | July 1, 2011

Studying the earliest events in visual development, Carla Shatz has learned the importance of looking at one’s data with open eyes—and an open mind.

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image: Harmit Malik: Viral Historian

Harmit Malik: Viral Historian

By Megan Scudellari | July 1, 2011

Member, Division of Basic Sciences, Fred Hutchinson Cancer Research Center, Seattle, Washington. Age: 38

3 Comments

image: Trading Pelts for Pestilence

Trading Pelts for Pestilence

By Jef Akst | July 1, 2011

When European explorers and fishermen began to frequent Canada’s shores in the 16th century, they brought with them a plethora of tools and trinkets, including knives, axes, kettles, and blankets. 

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image: Color by Number Fossils

Color by Number Fossils

By Megan Scudellari | June 30, 2011

Researchers map pigments in early bird fossils using preserved metallic residues.

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image: Warm-Blooded Dinos?

Warm-Blooded Dinos?

By Jef Akst | June 24, 2011

Evidence that large dinosaurs had body temperatures similar to modern-day mammals suggests they were either endothermic or extremely good at conserving body heat.

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image: One Bad Apple

One Bad Apple

By Richard P. Grant | June 24, 2011

A unique virus and the worm it infects turn up in an orchard outside of Paris.

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image: Escape Predators, Get Parasites

Escape Predators, Get Parasites

By Jef Akst | June 24, 2011

A particular predator defense used by water fleas makes them more susceptible to parasite infections, new research shows.

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image: Behavior brief

Behavior brief

By Jef Akst | June 23, 2011

A round-up of recent discoveries in behavior research.

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