False teeth are often minutely radioactive.
214
There is a Swedish religion called Kopimism whose sole tenet is that all knowledge should be available to everyone - and thus, using CTRL+C and CTRL+V are sacred acts.
2
If you yelled for 8 years, 7 months and 6 days, you would have produced enough sound energy to heat one cup of coffee.
1k
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
There is a family with a genetic condition that makes their skin blue, who have been isolated in rural Kentucky for generations.
34
The 'Bicycle Tree', found near Brig o' Turk in Scotland, has consumed an entire bike that now hangs out of its bark.
17