Most of the dust underneath your bed is actually your own dead skin.
251
If two pieces of metal touch in space, they become permanently stuck together.
808
Yawns are more contagious among people with closer relationships.
163
Sunflowers can be used to clean up radioactive waste.
17
The town of Villa Las Estrellas in Antarctica is the most remote town on Earth, and there's only three computers with internet access!
6
The Canadian province of New Brunswick (which was part of the UK at the time) had a bloodless war with the US state of Maine in 1839
36
The United States has paved enough roads to circle the Earth over 150 times.
72