The bright colors of butterfly wings, the sweet aromas of flowers, and the euphonious melodies of songbirds all evolved as ...

The specter of the Tuskegee Syphilis Study inevitably looms over talk of human subjects in medical research. The well-known case involved the U.S. Public Health Service, which, from 1932 to 1972, ...

In a world that demands constant decision-making, your ability to adapt—whether acting alone or with others—matters more than ever. But how do people actually strike that balance between doing things ...

The human mind has always fascinated scientists, but the quest to understand psychological behavior has led researchers down some disturbingly dark paths.

Add Yahoo as a preferred source to see more of our stories on Google. William Blake’s 1805 illustration for Scottish poet Robert Blair's poem "The Grave" imagines the soul rising from the body at ...