Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
10
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Indoor pollution is 10 times more toxic than outdoor pollution.
62
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199