Sound travels fifteen times faster through steel than through air.
134
The smell of freshly cut grass is actually a plant distress call.
31
A cubic yard of air weighs about 2 pounds at sea level.
31
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
According to studies, men change their minds two to three times more often than women.
72
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15