In 1984, following up the ‘1984’ commercial that aired two days earlier, Apple Computer unveiled its Macintosh personal computer.
Apple was so adamant that you use the mouse that the original Macintosh keyboard had no arrow keys.
Learn more at http://lowendmac.com/history/1984dk.shtml
In 1986, Voyager 2 made 1st fly-by of Uranus and found new moons.
Voyager 2 provided an extensive amount of scientific data on the planet, its moons, rings, atmosphere, interior and its magnetic environment.
Learn more at http://voyager.jpl.nasa.gov/science/uranus.html