The Derailed Express

In 1850 it took the average piece of mail five weeks to travel from Missouri to California. This was frustrating, since in 1848 somebody had discovered gold in the California hills and the wild rush was on. America was moving west and needed a much more efficient, streamlined way to communicate with its West Coast. The Pony Express was the answer. Four(..)

The Berlin Glass

A long time ago, Vikings in Scandinavian countries used to live in mud huts where they struggled to get both light and heat. If they punched a hole in the wall to let the bright daylight come in, the hut would go freezing cold. But if they blocked the opening to stay warm, they had to sit in the dark. The advent of industrial revolution solved the problem.(..)

invention - Arun Nathani Blog