Yawns are more contagious among people with closer relationships.
163
In the presence of attractive women, men find running easier, take more risks, donate more money, consume more calories, and talk more.
28
‘Old people smell’ is actually caused by a chemical, 2-nonenal, that old people secrete through their skin
8
Women have a slightly higher average IQ than men.
164
Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
34
More redheads are born in Scotland than in any other part of the world.
85
There are about 255 babies born worldwide every minute.
46