Who invented the tyre? Who discovered rubber, and the ways it could be used? Who invented the bicycle? Who made the steam engine? Who invented the diesel engine? Who invented the automobile? Who first thought of building macadamized roads? Who invented the aeroplane? Who were the first people to fly? Who invented and designed the first helicopter? Who invented submarines? Who invented rockets and satellites? Who invented the jet aircraft? Who invented the parachute? Who invented weapons? Who invented bows? Who cast the first metal axe head? Who made body armours first? Who invented gunpowder? Who invented dynamite? Who made guns first? Who discovered atomic energy? Who invented the atomic bomb? Who studied human anatomy based on dissecton? Who invented acupuncture? Who invented the stethoscope? Who invented the microscope? Who invented the sticking plaster called band-aid? Who invented the x-ray? Who discovered penicillin? Who invented the MR Scan? Who invented toothpaste? Who invented the toothbrush first? Who made soap first? Who made the first synthetic fibre? Who invented the fountain pen? Who invented the ball-point pen? Who invented the first pencil sharpener? Who invented the eraser? Who invented plastic? Who invented matches? Who invented the calendar? Who invented cellophane? Who invented the zipper? Who invented the paper clip? Who invented the lamp? Who invented the sewing machine? Who invented voting machines? Who created the first vacuum cleaner? Who proposed the idea of teleportation?
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