- The Intel 4004 is a 4-bit central processing unit (CPU) released by Intel Corporation in 1971. Sold for US$60 (equivalent to $450 in 2023), it was the first commercially produced microprocessor, and the first in a long line of Intel CPUs.
- Earthrise (Wikipedia)
Earthrise is a photograph of Earth and part of the Moon’s surface that was taken from lunar orbit by astronaut William Anders on December 24, 1968, during the Apollo 8 mission. Nature photographer Galen Rowell described it as “the most influential environmental photograph ever taken”.