Portal:Technology/Selected anniversaries/December
- 7 December 1972 – The Blue Marble (pictured), the most famous photograph of the Earth, is taken by the crew of the Apollo 17 mission
- 14 December 2004 – The Millau Viaduct, the tallest bridge in the world, near Millau, France, is officially opened
- 20 December 1996 – NeXT merges with Apple Computer, starting the path to Mac OS X
- 24 December 1968 – The crew of Apollo 8 become the first humans to orbit around the Moon, and broadcast live TV pictures of the orbit in one of the most watched programs in history