The Mongols Created the First International Postal System
Genghis Khan established the Yam (postal system), which allowed for fast, reliable communication across the vast Mongol Empire. Riders could travel 200 miles per day using relay stations.
Solar Cycle 25's activity has surged, producing more frequent sunspots and solar flares than expected. This could intensify space weather, affecting satellites, power grids, and creating more auroras.
