Harvard earns enough money from interest on its endowment that it could offer free tuition to every student and still profit.
13
It's impossible to kill yourself by holding your breath.
22
The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34
The world’s smallest book, “Teeny Ted from Turnip Town”, is 100×70 micrometers in size and requires a scanning electron microscope to read, as light beams are too large.
6
Hong Kong has more Rolls Royces per person than anywhere else in the world.
32
Only 8% of the world’s currency is physical money. The rest exists only on computers.
20
Since 1982, a radio frequency emanating from Russia has been broadcasting a buzzer-like sound and, periodically, an unknown voice reads orders, names, and numbers. No one knows where exactly it is coming from or what it means.
13
The streets of Victor, Colorado, once a gold rush town, are paved with low-grade gold.
78