February 11, 20214 min read, 724 words
Published: February 11, 2021 | 4 min read, 724 words
People tend to think of seismic waves as little more than signals of tectonic events, like an earthquake or lava shifting under a volcano. But these vibrations are also our best way of getting a clear picture of our planet's internal structure. By watching how the vibrations' pat...