Researchers found that unmelted planetesimals delivered crucial volatiles, like zinc, to early Earth, contributing to water's presence. This discovery aids the understanding of how water formed here and may also guide future studies on other planets' p
Scientists studying Apollo 16 samples uncovered insights into the Moon's past. Noble gases like argon reveal that solar wind and asteroid impacts shaped its surface over billions of years, offering clues for finding lunar resources beneficial to future
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.