A ball of glass will bounce higher than a ball made of rubber.
73
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
According to studies, men change their minds two to three times more often than women.
72
One 75-watt bulb gives more light than three 25-watt bulbs.
57