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image: Fewer Female Snail Penises

Fewer Female Snail Penises

By | January 14, 2014

Researchers are now spotting fewer cases of imposex—in which female sea snails develop male sexual organs—as a result of a chemical ban instituted in 2008.

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image: Large Carnivores Under Siege

Large Carnivores Under Siege

By | January 13, 2014

As populations of top predators decline in ecosystems the world over, researchers chart the widespread effects.

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image: Caffeine Boosts Memory Consolidation?

Caffeine Boosts Memory Consolidation?

By | January 13, 2014

A new study purports to show that post-learning caffeine consumption can improve memory, but some scientists are not convinced.

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image: Week in Review: January 6–10

Week in Review: January 6–10

By | January 10, 2014

Bacterial genes aid tubeworm settling; pigmentation of ancient reptiles; nascent neurons and vertebrate development; exploring simple synapses; slug-inspired surgical glue

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image: Settlement Signal

Settlement Signal

By | January 9, 2014

A marine bacterium generates contractile structures that are essential for the metamorphosis of a tubeworm.

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image: Common Lab Mice Differ

Common Lab Mice Differ

By | January 8, 2014

Related substrains of the Black 6 lab mouse carry key genetic polymorphisms, including one that has a dramatic effect on the rodents’ responses to cocaine.

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image: Genome Digest

Genome Digest

By | January 8, 2014

What researchers are learning as they sequence, map, and decode species’ genomes

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image: Schizophrenia’s Jumping Genetics

Schizophrenia’s Jumping Genetics

By | January 6, 2014

Researchers find evidence that transposable elements, also known as jumping genes, may contribute to the development of the psychiatric disorder.

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image: Opinion: Calculating Cancer

Opinion: Calculating Cancer

By | January 6, 2014

How a growing partnership between oncologists and mathematicians is moving research forward.

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image: Transgenic Plant Produces Omega-3s

Transgenic Plant Produces Omega-3s

By | January 3, 2014

Scientists identify a set of genes that direct the synthesis of omega-3 fatty acids in the seed oil of Camelina sativa.

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