Putting two grapes, or a single grape almost cut in half, in a microwave creates a spectacular show. The electromagnetic field in the middle makes a burst of fiery plasma.

You’ve probably seen the videos of a grape — cut almost totally in half — in a microwave creates a plasma. A recent physics paper studies the phenomenon with a lot of high-tech gear and now ...

Next, let’s get the grapes ready. Slice them in half to make bite-sized pieces (these little bursts of sweetness are a surprise each time you bite!). Then dice your celery and toss it in with ...