Humbolt, Geography and Art
Alexander von Humboldt (1769-1859) was a Prussian geographer, naturalist, and explorer. His work came during a time when sciences were be...

This 1932 Medicinal Plant Map was published by the National Wholesale Druggists' Association for a campaign called Pharmacy Week. At the...
The British Women's Volunteer Service began in 1938 to help support the troops during WWII. Their ranks would ultimately rise to 1 milli...
What do your fingernails and the earth's plates have in common? The continental landmasses of the planet sit on tectonic plates. These p...
Earth Day was established in 1970 by then-Wisconsin Senator Gaylord Nelson (1916-2005), who wanted a national “teach in” day about the en...
Inky the Octopus escaped from his tank at the National Aquarium in New Zealand in early 2016, after a cover was accidentally left ajar. ...
"Beach cusps are the individual crescent arcs in a sequence of linked sandbars at the edge of a beach addressed by waves from two directi...