Researchers decided to use a high-speed camera to capture what occurs while opening a swing-top bottle of beer. They found that the sound emitted by opening a pressurized bottle with a swing-top lid ...

Standing waves are one of those topics that lots of people have a working knowledge of, but few seem to really grasp. A Ham radio operator will tell you all about the standing wave ratio (SWR ...

Light is reflected internally at the edges of the resonator. This creates a series of standing-wave optical modes, or resonances, similar to those that can exist on a vibrating guitar string.