0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
40% of people who are rejected in romantic love slip into clinical depression.
72
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
There are more than 150 million sheep in Australia, and only some 20 million people.
247
By weight, Bone is five times stronger than steel.
417
Two in five people in the world marry their first love.
270
The Japanese, on average, are the shortest people.
320