(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 ...

Eastern Kentucky University’s Chemistry II summer course was no picnic: Tough concepts and lectures chock-full of technical content regularly vex students. But physics/astrophysics major Wendy Brock ...

"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: ...

Back in 2006, Khan was an MBA fresh out of Harvard Business School and working at a hedge fund. But he also had degrees in ...

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 ...

I'm an expert in software and work-related issues, and I have been contributing to PCMag since 2011. I launched the column Get Organized in 2012 and ran it through 2024, offering advice on how to ...