By weight, Bone is five times stronger than steel.
417
40% of people who are rejected in romantic love slip into clinical depression.
72
The Japanese, on average, are the shortest people.
320
There are more than 150 million sheep in Australia, and only some 20 million people.
247
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
There are about 255 babies born worldwide every minute.
46
Your statistical chance of being murdered is one in twenty thousand.
473