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image: Next Generation: Capturing the Body’s Energy

Next Generation: Capturing the Body’s Energy

By | January 20, 2014

Researchers build a device that harvests and stores energy from the mechanical movements of a beating heart.

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image: Older Trees Grow Faster

Older Trees Grow Faster

By | January 20, 2014

Mature trees soak up more CO2 than younger ones, a study shows, overturning a bit of botanical dogma.

3 Comments

image: Gene Therapy Improves Sight

Gene Therapy Improves Sight

By | January 17, 2014

Patients progressing toward blindness now have better vision after a gene therapy trial.

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image: Gut Microbes Prevent Locust Swarms

Gut Microbes Prevent Locust Swarms

By | January 15, 2014

Migratory locusts are less likely to aggregate into crop-devastating swarms when infected by the parasite Paranosema locustae.

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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: Human-Pathogen Coevolution

Human-Pathogen Coevolution

By | January 13, 2014

Helicobacter pylori strains that share ancestry with their human hosts are less likely to cause severe disease.

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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.

5 Comments

image: Microbes Expel Swarms of Vesicles

Microbes Expel Swarms of Vesicles

By | January 10, 2014

Scientists present the first evidence that marine cyanobacteria release vesicles—billions and billions of vesicles.

2 Comments

image: First North American H5N1 Death

First North American H5N1 Death

By | January 9, 2014

A person in Canada has died of the first confirmed human case of H5N1 avian flu in North America.

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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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