//File author: CSE143uwstudent //URL title: "Mr.Diamente's Page"; 2000-2002, Family Education Network, Inc. //URL: http://www.myschoolonline.com/page/0,1871,4328-149426-4-46518,00.html //Date discovered and prepared: October 27, 2002 //Interesting Technology Dates 105 Chinese invent paper and wood block printing. 861 Iceland discovered by Nordic seafarers. 985 Greenland discovered by Eric the Red. 1001 Leif Ericson lands in North America. 1582 Gregorian Calendar adopted in the West. 1769 James Watt invents the steam engine. 1775 First submarine used in battle. 1801 Richard Trevithick builds first steam railway locomotive. 1802 Discovery of the carbon arc lamp. 1807 First steamboat to offer regular passenger service. 1829 First steam railraod service in the US. 1830 First viable design for a computer. 1830 Augusta Lady Byron writes first computer program. 1837 Invention of telegraph system in England and the US. 1861 Motion pictures projected onto a screen. 1876 Dewey decimal system introduced. 1877 Edweard Muybridge demonstrates high-speed phtography. 1877 Wax cylinder phonograph invented by Thomas A. Edison. 1877 Alexander Graham Bell invents the first practical telephone. 1885 First gasoline powered automobile. 1903 First manned, powered airplane flight by Orville and Wilbur Wright. 1906 Lee DeForest invents electonic amplifying tube. 1923 Television camera tube invented by Zvorkyn. 1939 Regularly scheduled TV broadcasting begins in US. 1945 First Atomic Bomb. 1946 ENIAC Computer invented. 1948 Bell Labs scientists invent the electronic transistor. 1958 First integrated circuit (IC Chip). 1969 UNIX Operating System developed. 1971 INTEL introduces the first microprocessor chip. 1972 Optical laser disk developed by Philips and MCA. 1975 Altair Microcomputer Kit is the first personal computer for the public. 1977 Radio Shack - first computer with keyboard and monitor. 1977 Apple Computer ships first Apple II computer. 1987 Hyper card developed by Bill Atkinson. 1991 450 complete works of literature on one CD-ROM. 1997 RSA Internet security code cracked for 48 bit number.