In 1967 – NASA launched a Saturn V rocket carrying Apollo 4, a test craft launched from Cape Kennedy. It was the first launch in the Apollo program and the first time using the Launch Control Center at Kennedy Space Center.
In 1979 – The NORAD computers detected a massive Soviet Nuclear Strike. Thankfully raw data from satellites were reviewed along with early warning radar, proving it was a false alarm. A technician had loaded a test tape but failed to switch the system status to “test”. Oops!
In 2004 – The Mozilla Foundation released Firefox 1.0. It featured tabbed browsing and a popup blocker.