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image: Polar Bear More Ancient Than Realized

Polar Bear More Ancient Than Realized

By | April 20, 2012

A genetic analysis reveals that the polar bear split from the brown bear some 600,000 years ago.

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Synthetic Genetic Evolution

By | April 19, 2012

Scientists show that manmade nucleic acids can replicate and evolve, ushering in a new era in synthetic biology.

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image: Anti-science in Tennessee Classrooms

Anti-science in Tennessee Classrooms

By | April 12, 2012

A new law opens the door to teaching creationism and climate change denialism in the state's public schools.

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image: Insect Battles, Big and Small

Insect Battles, Big and Small

By | April 10, 2012

Social insect soldiers not only protect the colony from insect invasions; some also secrete strong antifungal compounds to kill microscopic enemies.

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image: Malaria Drug Resistance Spreading

Malaria Drug Resistance Spreading

By | April 9, 2012

A genomic analysis reveals a crucial detail in drug-resistant strains of the malaria parasite that are on the move in Southeast Asia.

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image: Cretaceous Easter Eggs

Cretaceous Easter Eggs

By | April 9, 2012

Researchers discover a 70-million-year-old egg that belonged to a small, bird-like meat-eating dinosaur.

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image: The Science of Van Gogh

The Science of Van Gogh

By | April 5, 2012

The Dutch artist's sunflower paintings have attracted the attention of doctors and geneticists.

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image: Bird Flu Mutations Revealed

Bird Flu Mutations Revealed

By | April 5, 2012

One of the researchers who created a highly transmissible form of the bird flu virus has broken his silence and shared which mutations made it possible.

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image: Capsule Reviews

Capsule Reviews

By | April 1, 2012

Consciousness, The Social Conquest of Earth, How Not to Be Eaten, and Horseshoe Crabs and Velvet Worms

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image: The Two Faces of Metastasis

The Two Faces of Metastasis

By | April 1, 2012

During development, the cells of an embryo change their pattern of gene expression, which allows them to detach from their original location and migrate to another part of the embryo, where the pattern changes again to allow formation of a new organ.

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