1) The first commercially available digital camera, the Dycam Model 1, was introduced in 1990 and had a resolution of 376 x 240 pixels.

2) The speed of a sneeze can reach up to 100 miles per hour (160 kilometers per hour).

3) In Aztec mythology, the god Quetzalcoatl is associated with the planet Venus, which was seen as a celestial embodiment of his power. His connection to Venus also ties into his association with fertility, renewal, and the cycles of life, as Venus is associated with beauty, love, and abundance.

4) The Industrial Revolution led to significant urbanization, as people migrated from rural areas to cities in search of employment in factories.