From a tiny closet in Mountain View, Sal Khan is educating the globe for free. His 1,516 videotaped mini-lectures — on topics ranging from simple addition to vector calculus and Napoleonic campaigns — ...

LITTLE ROCK — An executive for the Khan Academy, a nonprofit organization that provides more than 3,200 video lessons in math, science and other academic subjects, said Thursday that the online system ...

An icon in the shape of a lightning bolt. Impact Link Khan Academy is a site that hosts thousands of lectures in topics from physics to finance. They're divvied up into videos that are anywhere from 3 ...

Windows/Mac/Linux: Khan Academy is pretty useful for learning about computer science, math, and many other subjects. If you'd rather learn without being tied to an internet connection, KA Lite allows ...

James Tynan with the Khan Academy said, "I think you'd be hard pressed to find a person here who hasn't gone in to see the enormous T-Rex that they have there and experience some of their fantastic ...

A two-year-long study of Khan Academy's effect on K-12 students' math skills suggests the online lessons may help boost performance and confidence, even if the materials play only a supplemental role.