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image: Free Divers From Southeast Asia Evolved Bigger Spleens

Free Divers From Southeast Asia Evolved Bigger Spleens

By Anna Azvolinsky | April 19, 2018

The adaptation gives better endurance to the Bajau people, known as sea nomads, by increasing spleen size and, in turn, boosting the number of oxygenated red blood cells when diving.  

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image: Genome Digest

Genome Digest

By Dan Cossins | May 7, 2013

What researchers are learning as they sequence, map, and decode species’ genomes

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image: A Lab on Everest

A Lab on Everest

By Bob Grant | April 23, 2012

Mayo Clinic researchers set up shop in the Himalayas to study the physiology of climbers attempting to scale the world's highest peak.

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image: Low Oxygen Saves Irradiated Brain?

Low Oxygen Saves Irradiated Brain?

By Hannah Waters | January 18, 2012

Whole brain radiation therapy costs mice some of their cognitive abilities, but treatment with low-oxygen air revives their reasoning skills.

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image: Summit Science

Summit Science

By Alison Snyder | June 20, 2011

Researchers seeking a link between vision problems and the dangerous physiological effects of hypoxia in mountain climbers are taking their work to new heights.

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