MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Billions of neutrinos pass unnoticed through your body every second.
6
Iron weighs more after it rusts.
68
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Pure water (H2O) does not conduct electricity on its own.
46