Sound travels about 4 times faster in water than in air.
408
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
One cubic foot of gold weighs more than 1,200 pounds!
78
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
A ball of glass will bounce higher than a ball made of rubber.
73