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image: Replacement Parts

Replacement Parts

By | August 1, 2012

To cope with a growing shortage of hearts, livers, and lungs suitable for transplant, some scientists are genetically engineering pigs, while others are growing organs in the lab.


image: Microbial Perfume

Microbial Perfume

By | July 23, 2012

Rather than rely on plant-derived products, biotech companies are engineering bacteria and yeast to produce ingredients for fragrances.


image: Small-Brained Fish Make More Babies

Small-Brained Fish Make More Babies

By | July 12, 2012

Guppies with experimentally shrunken brains produced more offspring than guppies bred for larger noggins, confirming a long suspected tradeoff of bigger brains.


image: Genetic Shift in Salmon

Genetic Shift in Salmon

By | July 12, 2012

A new study finds that an Alaskan population of the fish has quickly evolved in response to warming temperatures.

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image: Ovarian Stem Cell Debate

Ovarian Stem Cell Debate

By | July 9, 2012

Opinion is divided on a new paper showing that adult ovaries do not contain egg-making stem cells, contrary to the findings of two recent studies that themselves appeared to overturn longstanding dogma.


image: Stem Cell Trickery

Stem Cell Trickery

By | July 9, 2012

A postdoctoral research fellow at Emory University falsifies stem cell research data.


image: War-born Climate Change

War-born Climate Change

By | July 3, 2012

A nuclear war could have profound effects on crops yields around the world, according to a new study.


image: The Little Cell That Could

The Little Cell That Could

By | July 1, 2012

Critics point out that cell therapy has yet to top existing treatments. Biotech companies are setting out to change that—and prove that the technology can revolutionize medicine.

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image: EPA to Regulate Greenhouse Emissions

EPA to Regulate Greenhouse Emissions

By | June 28, 2012

A federal appeals court upholds the Environmental Protection Agency’s right to regulate air pollution under the Clean Air Act.

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image: Mixed Report for Oiled Salt Marshes

Mixed Report for Oiled Salt Marshes

By | June 25, 2012

Louisiana’s salt marshes are recovering from the Deepwater Horizon oil spill, but some areas have been irreversibly lost.


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