Dissecting the regurgitated nuggets is a popular classroom activity for educators and students alike. Here's a look inside ...

Biomedical engineers at Duke University have developed a method to more precisely heat up gold nanoparticles to target and destroy cancerous tumors. Using imaging methods that combine light and sound ...

The funds will go to the government's Invest America plan. In a major philanthropic move, billionaires Michael and Susan Dell are donating $6.25 billion to deposit $250 into savings accounts for up to ...

They’re like living feather dusters whose mouths can see you coming. The simplest animal eyes consist of light-sensitive ...

Until 1628 few Europeans disputed the teachings of Galen, an accomplished Greek physician and scholar. Galen lived in the second century A.D., and his teachings would come to dominate European ...

Leigh Robinson was out for a lunchtime walk one brisk day during the spring of 2013 when a call came from the principal at her school. Will, a third-grader with a history of acting up in class, was ...