Tech History Today – Apr. 3

In 1966 – Luna 10 became the first spacecraft to enter lunar orbit. It completed its first orbit in two hours 58 minutes.

1973 – Martin Cooper, general manager of Motorola's Communications Systems Division made the first handheld portable phone call from a New York City street to Joel S. Engel at rival Bell Labs. Presumably he gloated at least a little.

In 1981 – Adam Osborne unveiled the Osborne 1 at the West Coast Computer Faire in San Francisco. It cost $1,795 at retail.

In 2000 – U.S. District Judge Thomas Penfield Jackson ruled that Microsoft violated the nation's antitrust laws by using its monopoly power in personal computer operating systems to stifle competition.