To the layman, many of these terms make absolutely no sense when taken out of context, but to any surfer, these 10 words have simple and specific meanings. Since the early days of the sport, surfers ...

The earliest scientists first observed the waves that earthquakes produce before they could accurately describe the nature of earthquakes or their fundamental causes, as discussed in Lessons 1–5.

Waves transfer energy from one place to another. Light from the Sun travels through space and through the atmosphere, transferring energy to the Earth and other planets. Sound travels from a ...