Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Your brain is 80% water.
525
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Aluminum used to be more valuable than gold!
84
According to studies, men change their minds two to three times more often than women.
72
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20