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Who Built the First Rideable Bicycle?
There are several early but unverified claims for the invention of the bicycle. The earliest comes from a sketch said to be from 1534…
Why Is DDT Dangerous?
After extensive use as a pesticide, DDT was found to have many harmful after-effects on human beings and animals. The control of insects was
Who Were the American Inventors, Who Chose to Celebrate Their Life’s Work in Death?
Fredric John Baur: A chemist and food storage technician notable for designing and patenting the Pringles packaging. Baur filed for a patent
Who Invented the Parachute?
Leonardo da Vinci (1452-1519) was thought until recently to have been the first to design a parachute. But drawings have now been found that
Who Designed the First Steamboat?
The first boat ever to be moved by steam power was designed by a Frenchman Jacques Perrier and tested on the Seine in Paris…