In 1980, Radio Shack introduced the TRS-80 Pocket Computer.
Manufactured by Sharp, the PC-1 featured a twenty-four character display, a QWERTY keyboard and 1.9 KB of programmable memory, all for $230.
Learn more at http://oldcomputers.net/trs80pc1.html.
In 1964, NASA’s space probe Ranger 7 transmitted the first photo of the Moon’s surface ever taken by a U.S. spacecraft.
The Ranger 7 spacecraft had six cameras on board. The cameras were basically the same with differences in exposure times, fields of view, lenses, and scan rates.
Learn more at http://nssdc.gsfc.nasa.gov/planetary/lunar/ranger.html.
In 1971, NASA astronaut Dave Scott became the first person to drive a vehicle on the Moon.
The Lunar Roving Vehicle (LRV) was an electric vehicle designed to operate in the low-gravity vacuum of the Moon and to be capable of traversing the lunar surface, allowing the Apollo astronauts to extend the range of their surface extravehicular activities.
Learn more at http://nssdc.gsfc.nasa.gov/planetary/lunar/apollo_lrv.html.