When the Earth trembles, even the edge of space moves. Researchers  have known for decades that earthquakes and tsunamis send waves of air pressure to the very top of Earth’s atmosphere. Now, a new study shows that, in the ionosphere, these waves scramble GPS signals and interfere with radio communications much like solar flares do. … Continue reading Earthquakes and Tsunamis Affect the Very Top of Earth’s Atmosphere Much Like Solar Flares Do