A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
18
Denmark has twice as many pigs as there are people.
66
There are approximately three chickens for every human on Earth.
13
Nearly half of the entire world's adult population has never drunk alcohol.
12
There are about 255 babies born worldwide every minute.
46
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
Only about 2% of the world population has green eyes.
36
Every person in the world can fit in Texas and be given over 1000 sq ft in which to live.
14