Like so many of the most banal tools of modern life—duct tape, tampons, canned soup, the Internet—the microwave oven was born from the industry of war. Its key element: magnetron tubes, tiny, ...

There's a trick to getting perfectly warm, evenly cooked food every time. Here's what to know about microwave buttons before ...

We’ve all been there: The microwave beeps, you put those leftovers on a table (or in your lap), and you take a bite. The vegetable and noodles are piping hot, but the meat and beans are barely warm.