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» Lamarck, evolution and microbiology

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image: <em>Drosophila</em>’s New Genes

Drosophila’s New Genes

By Jef Akst | January 23, 2014

An analysis of the transcriptomes of several fruit fly strains reveals dozens of possible de novo genes in each.


image: The Shared Perfumes of Queens

The Shared Perfumes of Queens

By Ed Yong | January 16, 2014

Ant, bee, and wasp queens emit a similar class of pheromones that sterilize their workers, hinting at a shared ancestry for these chemicals.

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image: Gut Microbes Prevent Locust Swarms

Gut Microbes Prevent Locust Swarms

By Jef Akst | January 15, 2014

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


image: Clocks Versus Rocks

Clocks Versus Rocks

By Ed Yong | January 14, 2014

A new analysis suggests that placental mammals originated while dinosaurs were dominant, contradicting a recent high-profile study.


image: Human-Pathogen Coevolution

Human-Pathogen Coevolution

By Jef Akst | January 13, 2014

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


image: Microbes Expel Swarms of Vesicles

Microbes Expel Swarms of Vesicles

By Kerry Grens | January 10, 2014

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


image: Settlement Signal

Settlement Signal

By Abby Olena | January 9, 2014

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


image: Superbug Sickens Dozens in Illinois

Superbug Sickens Dozens in Illinois

By Bob Grant | January 9, 2014

A single hospital was at the epicenter of an outbreak of antibiotic-resistant bacteria.

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image: Benjamin tenOever: Going Viral

Benjamin tenOever: Going Viral

By Kerry Grens | January 1, 2014

Professor, Microbiology, Icahn School of Medicine at Mount Sinai. Age: 36


image: Book Excerpt from The Monkey’s Voyage

Book Excerpt from The Monkey’s Voyage

By Alan de Queiroz | January 1, 2014

In Chapter 7, “The Green Web,” author Alan de Queiroz describes the evolutionary journey taken by a South American species of sundew plant.


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