Centripetal and centrifugal forces are central to circular motion, but they're not the same. Discover the differences between ...

From the twisted mind of brusspup comes another brain-hurting illusion. This one is really, really convincing, so tell me: When you look at this video, you’re seeing a circle of eight dots rotating as ...

LOS ANGELES (CBSLA.com) — Is California's most volatile fault line ready to rumble? A new analysis of GPS data has revealed new areas of motion up and down the roughly 800-mile-long fault that extends ...