Explore November 18 science history through Louis Daguerre, the pioneer of early photography, and George Wald’s research into the chemistry of vision. Discover classroom ideas connecting light, chemical reactions, the eye and scientific evidence, with practical discussion prompts for middle and high school. Find more daily STEM stories in The Teaching Astrophysicist’s November Science on This Day resource set.

Discover the science history of November 15! Explore Johannes Kepler's laws of planetary motion, William Herschel's discovery of infrared radiation, and the Intel 4004 microprocessor. These science history facts connect astronomy, physics, mathematics and engineering with practical classroom activities for middle and high school. Explore 109 STEM stories in The Teaching Astrophysicist's [November Science on This Day resource](https://theteachingastrophysicist.sellfy.store/p/n