In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
82
If you're one in a million, there are about 7,234 people just like you.
31
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
The Japanese, on average, are the shortest people.
320
Babies crawl an average of 200m a day.
212
Forty percent of American adults cannot fill out a bank deposit slip correctly.
155
By weight, Bone is five times stronger than steel.
417