After working 24 hours a day, seven days a week, the NASA Hubble Space Telescope found some intriguing cosmic wonders every day of the year, even on your birthday.
Forty years ago today, on April 4, 1975, Bill Gates and Paul Allen founded Microsoft. In the beginning, the small tech firm developed and sold BASIC interpreters. At the time neither Gates nor Allen had any idea that they just started what would become one of the largest software firms in the world.