You've probably heard that feminists burned their bras in the 1970s, but that's not true. This myth arose when feminists protested at the Miss America Pageant in Atlantic City in 1968, and they symbolically threw objects that they felt were confining i
An "android" (andro - man; eide - looks like) is a robot built to look like a human, while a "cyborg" (cybernetic organism) is a living thing with mechanical parts
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.
Tumbleweeds originated in Russia and Siberia and they were brought to the United States in the 1870s, hidden among imported flax seeds. It only took 20 years for the plants to spread throughout the western United States and parts of Canada.
The Sahara Desert is expanding at a rate of roughly 10000 km^2 per year due to a combination of natural and human induced factors. Deforestation, climate change, and agricultural practices contribute to the desertification of these areas.