Just like there are waves in the ocean, waves can also occur in an electrically charged gas called a plasma, made up of electrons and ions. In the ocean, people surf by riding their boards at nearly ...

The film "Simple Waves" demonstrates the properties of waves and pulses using various mediums like springs and rubber tubes. It explores how wave speed depends on the medium and its conditions, ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Conventional wisdom has it that putting the ...