The Chinese use the magnetic compass. Francis Bacon declares it one fo the three great inventions of all time. Printing and gunpowder are the other two.
Jun 1, 1490
Leonardo Da Vinci designs submarines, airplanes, bicycles and screw-cutting machines. His work illustrates the close links between science, art and engineering in the Renaissance.
Dutch opticians develop the refracting telescope. Soon, Galileo uses it to disvoer the moons of Jupiter.
Thomas Newcomer produces the first commercially viable atmospheric steam engine.
German physicists Carl F. Ganss and Whihelm Weber develop the first electromagnetic telegraph
Alexander Graham Bell patents the telephone.
Thomas Edison devises the carbon-filament electric lamp.
British geneticist Alec Jeffreys develop DNA fingerprintig, based on the scientific analysis of an individual´s genetic makeup.
The Chinese blend charcoal, sulfur, and saltpeter to create indendiary mixtures. They develop gunpowder.
