By weight, Bone is five times stronger than steel.
417
On average, someone in the US suffers a stroke every 40 seconds; someone dies every 3 minutes from stroke.
57
40% of people who are rejected in romantic love slip into clinical depression.
72
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Dutch, on average are the tallest people.
187
Babies crawl an average of 200m a day.
212
There are about 255 babies born worldwide every minute.
46