Although African-Americans make up only 13% of the U.S. population, they accounted for one half of the estimated new HIV/AIDS diagnoses in 2004.
70
There are approximately three chickens for every human on Earth.
13
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
If the population of China walked past you, in single file, the line would never end because of the rate of reproduction.
1k
About two hundred babies are born worldwide every minute.
237
There are about 255 babies born worldwide every minute.
46
Only about 2% of the world population has green eyes.
36