News
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Wired for math
The same neural circuits that adults use to perform complex calculations are already at work in preschoolers doing basic math.
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HumansClinical trials really pay off
Large-scale human trials of new treatments in medicine have the potential to offer huge economic benefits from improved quality of life.
By Janet Raloff -
PhysicsConfined gas rejects compromise
Pairs of tiny gas clouds of unequal energies mixing inside narrow tubes retain their original energy differences.
By Peter Weiss -
AnimalsJust turn your back, Mom
A female in a species of legless amphibians called caecilians nourishes her youngsters by letting them eat the skin off her back.