By weight, Bone is five times stronger than steel.
417
Every month, about 9 out of 10 American children visit a McDonald’s restaurant.
299
40% of people who are rejected in romantic love slip into clinical depression.
72
Babies crawl an average of 200m a day.
212
The Japanese, on average, are the shortest people.
320
On average, someone in the US suffers a stroke every 40 seconds; someone dies every 3 minutes from stroke.
57
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310