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Biology9668 articles archived since 1845

Molars Say Cooking Is Almost 2 Million Years Old

Molars Say Cooking Is Almost 2 Million Years Old

Human molars and jaws responded to the invention of cooking by getting smaller. Fossils thus indicate that controlled-fire cooking probably originated about 1.9 million years ago. Cynthia Graber reports

August 22, 2011

The Shape of a Nose

Cold-weather noses may function differently from those that evolved in hot and humid climates

August 21, 2011 — Joan Raymond

Reflections on the Mind

Experiments with a simple mirror setup can reveal much about the workings of the brain

August 18, 2011 — Vilayanur S. Ramachandran and Diane Rogers-Ramachandran
Pre-Bed Booze May Bust Rest

Pre-Bed Booze May Bust Rest

A nightcap may force the body to work harder at repair during sleep, making for a less restful night. Katherine Harmon reports

August 16, 2011
Biology

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