1.Air Balloon Experiment
French aeronauts Jacques Charles (1746-1823) and Noel Robert made the first manned (free flight) ascent in a hydrogen balloon, designed by Charles, a physics professor, and constructed by Robert and his brother Jean. It took off in front of a crowd of 400,000, landing two hours later at Nesle-la-Vallee, over 27 miles away. Print Collector / Getty Images
2. Adhesives/Glue
Around 1750, the first glue patent was issued in Britain for a glue made from fish.
3. Adhesives/Tape
Scotch Tape or cellophane tape was invented in 1930 by banjo playing 3M engineer Richard Drew.
4. Aerosol Spray Cans
The concept of an aerosol originated as early as 1790.
5. Agriculture Related
Learn the history behind agriculture innovations, tractors, cotton gins, reapers, plows, plant patents and more.
6. Aibo
Aibo, the robotic pet.
7. Air Bags
In 1973, the General Motors research team invented the first car safety air bags that were first offered in the Chevrolet as an option.
8. Air Balloons
The early history of air balloons.
9. Air Brakes
George Westinghouse invented air brakes in 1868.
10. Air Conditioning
Willis Carrier brought us the comfort zone with air conditioning.
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