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image: New Genes, New Brain

New Genes, New Brain

By | October 19, 2011

A bevy of genes known to be active during human fetal and infant development first appeared at the same time that the prefrontal cortex—the area of the brain associated with human intelligence and personality—took shape in primates.

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image: Behavior Brief

Behavior Brief

By | October 17, 2011

A round-up of recent discoveries in behavior research

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image: Cellular Origins of Giant Viruses?

Cellular Origins of Giant Viruses?

By | October 16, 2011

The largest virus to be sequenced prompts researchers to consider whether giant viruses were once full-fledged living organisms.

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image: Climate-Shaped <em>Arabidopsis</em> Genome

Climate-Shaped Arabidopsis Genome

By | October 6, 2011

Two genome-wide studies, backed up by field experiments, identify SNPs that correlate with Arabidopsis fitness in various climates.

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image: Early Warning Signs

Early Warning Signs

By | October 1, 2011

Editor’s choice in Ecology

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image: Evolution, Tout de Suite

Evolution, Tout de Suite

By | October 1, 2011

Epigenetic perturbations could jump-start heritable variation.

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image: Newly Discovered Species

Newly Discovered Species

By | October 1, 2011

Life on Earth is mind-bogglingly diverse with estimates of the number of existing species in the tens of millions. Over the last 4 billion years, many species have gone extinct; and because of the actions of humans, many existing species are now endangered.

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image: Beyond Nature vs. Nurture

Beyond Nature vs. Nurture

By | October 1, 2011

Researchers studying differences in how individuals respond to stress are finding that genes are malleable and environments can be deterministic.

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image: Conserving Our Shared Heritage

Conserving Our Shared Heritage

By | October 1, 2011

Reversing catastrophic threats to our planet’s biodiversity is not optional: our lives depend on it.

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image: Marauding Moths

Marauding Moths

By | October 1, 2011

Dried plant specimens reveal the origin of an insect pest that has spread throughout Europe.

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