Research reveals how natural selection shaped the Bajau sea nomads’ spleens to boost oxygen delivery, helping them dive for minutes on a single breath. For more than a thousand years, the Bajau — ...
For hundreds of years, the Bajau have lived at sea, and natural selection may have made them genetically stronger divers.
Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...
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