A fire in Australia has been burning for more than 5,000 years!
91
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
Babies are born without knee caps.
78
The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
94
It is impossible to hum if your nose is plugged.
366
In Tokyo, a bicycle is faster than a car for most trips of less than 50 minutes!
58
The best diamonds are colored blue-white.
80
Like fingerprints, everyone's tongue print is different.
250