Vibrations travel through our planet in waves, like chords ringing out from a strummed guitar. Earthquakes, volcanoes and the bustle of human activity excite some of these seismic waves. Many more ...

Buildings in the future could be isolated from earthquakes by being placed behind rows of trees. That’s according to physicists in France, who have shown that certain seismic waves, known as Love ...

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.