In January 2022, the undersea volcano Hunga Tonga-Hunga Ha’apai erupted spectacularly, becoming one of the most powerful volcanic events of the century. It sent a plume 50 kilometers high, impacting ...

Surface waves travel along the Earth's surface. Two examples of surface waves are Rayleigh waves and Love waves. Explain to your students that Rayleigh waves cause the ground to ripple up and down ...