This guide was reviewed by a Business News Daily editor to ensure it provides comprehensive and accurate information to aid your buying decision. As technologies that capture and analyze data ...

NPR's Ailsa Chang speaks to mathematician Eugenia Cheng about the Pascaline -- a 17th-century invention credited as the first mechanical calculator.

Disposable batteries seem so 1990s. Sure, it’s nice to be able to spend a couple of bucks at the drugstore and get a flashlight or TV remote back in the game, but when the device is a daily ...

MEMPHIS, Tenn. - Tuesday and Wednesday are Severe Weather Days for the Mid-South. A strong line of storms will move through overnight. Weather Forecast Summary Marginal and Slight (Levels 1 and 2 of 5 ...