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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: 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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image: Bigger spores = badder infection

Bigger spores = badder infection

By Jef Akst | June 17, 2011

Larger spores of a deadly fungal pathogen cause more virulent infections in mice.

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image: Gould's bias

Gould's bias

By Megan Scudellari | June 16, 2011

A new study finds that Stephen J. Gould's criticisms of another scientist's data was misplaced, and the eminent biologist and historian succumbed to data bias himself.

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image: Our own 60 mutations

Our own 60 mutations

By Jef Akst | June 15, 2011

New estimates of human mutation suggest that each of us harbor approximately 60 novel genetic mutations.

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image: Fighting to exist

Fighting to exist

By Jef Akst | June 14, 2011

The more closely related two species are, the more they're apt to drive one another to extinction.

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image: One Hip Dino

One Hip Dino

By Jef Akst | June 13, 2011

University College London researcher Mike Taylor recounts the discovery of a new dinosaur with unusually powerful thigh muscles. Read the full story.

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image: How skunks got their stripes

How skunks got their stripes

By Megan Scudellari | June 7, 2011

The evolution of bold warning coloration in mammals.

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