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image: Teaching to the Test

Teaching to the Test

By | September 5, 2013

A scientist scrutinizes introductory biology textbooks, finding that they seem to cater to premedical students.

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image: Bacterial Quid Pro Quo

Bacterial Quid Pro Quo

By | August 19, 2013

Pseudomonas aeruginosa gather swarming speed at the expense of their ability to form biofilms in an experimental evolution setup.


image: Stem Cells Open Up Options

Stem Cells Open Up Options

By | August 13, 2013

Pluripotent cells can help regenerate tissues and maintain long life—and they may also help animals jumpstart drastically new lifestyles.


image: Week in Review, June 17–21

Week in Review, June 17–21

By | June 21, 2013

On the gene patent decision; a high-res human brain model; bats’ influence on moths mating calls; toxicants threaten brain health; platelet-driven immunity


image: Nailing Regeneration

Nailing Regeneration

By | June 12, 2013

Researchers identify the signaling program that enables finger and toenail stem cells to direct digit regeneration after amputation.


image: Why Many Birds Don’t Have Penises

Why Many Birds Don’t Have Penises

By | June 7, 2013

In avian species, a gene induces programmed cell death during development in the area where a phallus would otherwise grow.

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image: Loss of Potential

Loss of Potential

By | June 1, 2013

In the fruit fly, the ability of neural stem cells to make the full repertoire of neurons is regulated by the movement of key genes to the nuclear periphery.


image: Epigenetics of Embryonic Stem Cells

Epigenetics of Embryonic Stem Cells

By | May 14, 2013

Researchers track DNA modifications and gene expression in stem cells as they differentiate.

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image: A New Way to Promote Science?

A New Way to Promote Science?

By | May 13, 2013

Members of Congress have suggested that the President should be able to pick a US Science Laureate.


image: Your Thesis in 180 Seconds

Your Thesis in 180 Seconds

By | April 26, 2013

Three-Minute Thesis competitions are designed to help young researchers refine their communication skills, but not everyone is convinced they are effective.


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