Watching videos online usually means goofing off. But over the past few years, millions of decidedly enterprising people have turned on their computers to watch, of all things, math and science ...

Watching videos online usually means goofing off. But over the past few years, millions of decidedly enterprising people have turned on their computers to watch, of all things, math and science ...

(CBS News) Sal Khan is a math, science, and history teacher to millions of students, yet none have ever seen his face. Khan is the voice and brains behind Khan Academy, a free online tutoring site ...

A former hedge fund analyst pointed out a crippling flaw in the US education system during a live TED Talk in New York City in November. Salman Khan, also a founder of the free education resource Khan ...

"This," says Matthew Carpenter, "is my favorite exercise." I peer over his shoulder at his laptop screen to see the math problem the fifth grader is pondering. It's an inverse trigonometric function: ...

Kimberly Miranda is the brainy daughter of Guatemalan immigrants and the first in her family to attend college. But she almost didn’t make it to the California Institute of Technology. Her Redwood ...