For centuries, science has expanded the quality of life. The discoveries of electricity, metals, fire, and even sanitation, have assisted the human race in living longer and better.

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1450Newspapers appear in Europe.

1492Leonardo da Vinci is the first to theorize flying machines with over 100 drawings that illustrated his theories on flight.

1520Zacharius Jannssen invented the microscope.

1800 – Italian physicist Alessandro Volta invented the battery.

1801 – Thomas Moore of Maryland invented the icebox refrigerator.

1819 to 1825 – US food canning industry established.

1835 – Samuel Morse invented Morse code.

1857 – Louis Pasteur identified germs as the cause of disease.

1858 – Mason jars were invented, allowing a process of canning at home.mason_jars_circle

1861 – United States starts the Pony Express for mail delivery.

1876 – Scottish inventor Alexander Graham Bell invented the telephone.

1877 – First street lighting plant in Paris, France.

1899 – Felix Hoffman developed aspirin.

1908 – Henry Ford improved the assembly line for automobile manufacturing.

1923 to 1935 – Several vaccines were develop for deadly diseases.

1930 – First television broadcast in the US.

1941 – Frozen foods popularized.

1951 – First computers sold commercially.

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1963 – Zip codes invented in the United States.

1979 – First cellular phone communication network started in Japan.

1985 – Nintendo Entertainment System invented.

1994 – Farmers began using satellite technology to track and plan their farming practices.

2001 – iPod was invented.

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