Latest articles from our blog - Page 31
The toilet is one of humanity's most underappreciated inventions — a quiet revolution that saved millions of lives. From the sophisticated drainage systems of Mohenjo-daro and ancient Rome's public latrines, to John Snow's cholera map and Bazalgette's underground sewers, to Japan's high-tech Washlet, the history of the toilet is the history of civilization's long struggle for hygiene and public health.
Before toilet paper, Romans shared sponge-sticks, Greeks used pottery shards, and medieval Europeans grabbed whatever was nearby. The world's first recorded use of paper for hygiene appears in a 6th-century Chinese scholar's writings — and it took the West another 1,200 years to catch up. A history of the one item people truly can't live without.
Clean water flows from the tap today thanks to thousands of years of human ingenuity — from Persian underground qanats and Roman aqueducts, to the first sand filtration plant in 1829 London, to modern chlorination and desalination. The history of water supply is, in many ways, the history of civilization itself.
In 1982, Scott Fahlman proposed :-) on a Carnegie Mellon bulletin board, and digital communication was never the same. But why did Korea develop ^^ and ㅠㅠ while Japan created (^_^)? The answer lies in how each writing system shapes the way we see faces — and feel emotions — through text.
How did a simple sheet of plant fibers transform the course of human civilization? From Cai Lun's workshop in Han Dynasty China to Gutenberg's printing press in medieval Europe, the story of paper is the story of how knowledge was freed — and how the world changed forever.