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High-Flying Ducks

By | July 1, 2015

Five species of waterfowl have evolved a variety of adaptations to adjust to the high altitude of South America’s Lake Titicaca.

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Cancer Kismet

By | April 1, 2015

Fate mapping allows researchers to follow cancer progression from its cell type of origin.

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Two-Faced RNAs

By | April 1, 2015

The same microRNAs can have opposing roles in cancer.

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image: A Deathly Pallor

A Deathly Pallor

By | March 1, 2015

Global warming could lead to lighter-colored insects with waning immune defenses.

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Beneficial Stats

By | March 1, 2015

Statisticians who normally crunch numbers to forecast trends in the food-service industry turn their attention to bettering treatment of ALS.

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Falling Out of the Family Tree

By | March 1, 2015

A mutation in an ethanol-metabolizing enzyme arose around the time that arboreal primates shifted to a more terrestrial lifestyle, perhaps as an adaptation to eating fermented fruit.

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Slip Me Some Skin

By | March 1, 2015

Scientists tracing the history of livestock breeding probe parchment documents for genetic information.

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Centennial Shigella

By | February 1, 2015

A strain of the dysentery-causing bacterium isolated in 1915 tells the story of a young soldier who died of the disease in the early days of World War I.

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A New Breed

By | December 1, 2014

Genomics and advanced reproductive technologies have turned cattle breeding into a whole new animal.

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image: Seal Stowaways

Seal Stowaways

By | November 1, 2014

Pathogen traces recovered from Peruvian mummies suggest tuberculosis-causing bacteria rode from Africa to South America in pinnipeds.

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