Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
94
If left alone, 70% of birthmarks gradually fade away.
193
There are over 16,251 full-service restaurants in the vicinity of NYC. You could visit one every day for 40 years and still not have visited them all. This excludes counter service restaurants and cafeterias.
5
There are more nerve cells in the human brain than there are stars in the Milky Way.
349
One in five long-term love relationships began with one or both partners being involved with others.
177
It has been calculated that every 2 minutes, we take more pictures than all of humanity in the 19th century.
13