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image: Self-Improvement Through the Ages

Self-Improvement Through the Ages

By | February 1, 2014

A 50,000-generation-long experiment shows that bacteria keep getting fitter.

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image: Pain and Progress

Pain and Progress

By | February 1, 2014

Is it possible to make a nonaddictive opioid painkiller?

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image: Syphilis: Then and Now

Syphilis: Then and Now

By , , and | February 1, 2014

Researchers are zeroing in on the origin of syphilis and related diseases, which continue to plague the human population some 500 years after the first documented case.

13 Comments

image: Week in Review: January 27–31

Week in Review: January 27–31

By | January 31, 2014

Stimulus-triggered pluripotency; antioxidants speed lung tumor growth; the importance of seminal vesicles; how a plant pathogen jumps hosts

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image: Bacteria by Design

Bacteria by Design

By | January 30, 2014

A survey of bacteria in a University of Oregon building reveals that architecture influences the indoor microbiome.

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image: New Method for Reprogramming Cells

New Method for Reprogramming Cells

By | January 29, 2014

An external stressor, such as low pH or a mechanical squeeze, can send differentiated mouse cells back to a pluripotent state.

4 Comments

image: <em>The Scientist</em> on The Pulse #3

The Scientist on The Pulse #3

By | January 28, 2014

Kerry Grens chats about ancient tooth decay, asthma, and fat cells.

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image: New River Dolphin

New River Dolphin

By | January 27, 2014

DNA sequencing study reveals a new river dolphin species in South America.

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

Drosophila’s New Genes

By | January 23, 2014

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

6 Comments

image: Person-to-Person H7N9?

Person-to-Person H7N9?

By | January 20, 2014

The death of a medical worker in China prompts worries that the virus can spread between humans.

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