U.S. Drought Monitor
The U.S. Drought Monitor (USDM) is a map released every Thursday, showing where drought is and how bad it is across the U.S. and its territories.
https://en.wikivoyage.org/
The free worldwide travel guide that you can edit. Made by the same people as Wikipedia.
Mercury wave
20 bottles on springs filled with different amounts of mercury.
The life cycle of a cherry
No Web Without Women
A collection of innovations by women in the fields of computer science and technology.
