Scientists have finally solved the mystery behind two strange events that shook the entire planet for nine days straight. Their findings close the book on a years-long effort to trace the seismic signals back to their source. In September 2023, global seismometers detected something strange. The Earth was experiencing minor tremors every 90 seconds—and the […]
Before-and-After Satellite Images Show Upsetting Glacier Loss in Swiss Alps
The European Alps cover over 600 miles (1,000 kilometers) across eight European countries, and their cooler upper climes contain thousands of glaciers. Unfortunately, NASA satellite imagery recently captured 40 years of regression in the Alps’ largest chunk of ice, the Great Aletsch Glacier. The images—seen below, and taken in 1984 and 2024—were snapped by NASA’s […]