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Human physiology

New study shows that we direct our gazes differently even when we are staring at the same images.

Charles Q. Choi, Contributor

Picture shows rolled joints and the components on a table

Different people respond to cannabis in different ways, making a blood THC level difficult to legislate.

Joel Shurkin, Contributor

Eating softer processed foods changed the position of humans' adult teeth, making it easier to say sounds like "f" and "v," new research suggests.

Charles Q. Choi, Contributor

Polio peaks in the summer, measles during the school year, and chickenpox in the spring.

Claire Cleveland, Contributor

Insights into natural brain rhythm could help people with Parkinson's disease.

James Gaines, Contributor

When the bison were exterminated from North America, indigenous populations lost an inch of height in just a generation.

Katharine Gammon, Contributor

A neuroscientist explains how music is the language of emotion.

Alistair Jennings, Contributor

Many of the boys in the choir had tics, leading the scientists to speculate that the repetitive movements may be related to motor learning.

Yuen Yiu, Staff Writer

Dressmakers are exceptional at judging distances, while dentists and surgeons are no better than the rest of us.

Nala Rogers, Staff Writer

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