A contest to design a sound-only magic trick could help psychologists learn about differences between visual and auditory perception.

A molecule in lizard saliva may make it easier to find certain tumors in the pancreas. Insulinomas — benign tumors that can cause low blood sugar and sudden fainting spells — are notoriously hard to ...

Signs of temporarily delayed tooth development in the skull of an ancient Homo species youth spark debate about the origins of humanlike growth.

Perhaps most importantly, Lucy’s discovery foreshadowed a series of fossil finds that filled in the scientific picture of her species. By 1978, enough evidence had accumulated to establish Lucy as the ...