Science

Follow PBS NewsHour’s complete coverage of Science and Technology stories.

Dec 11

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What a concussion looks like inside your brain

An MRI of a patient's brain 19 hours after a fall shows bleeding and damage to the meninges, the lining between the skull and the brain. Photo by the National Institute of Neurological Disorders and Stroke. Concussions and traumatic…

Dec 04

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Artist's drawing of what the ancient humans found at Sima de los Huesos may have looked like. Courtesy: Javier Trueba/Madrid Scientific Films By tracing ancient human DNA, scientists are learning that prehistoric humans may have immigrated and diversified earlier and…