The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
No matter how cold it gets, gasoline will not freeze.
107
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
At 15 years old, Jack Andraka invented a method of diagnosing pancreatic cancer, thus helping to save the lives of millions of people around the world. It is 168 times faster, 26,000 times cheaper, 400 times more sensitive, and has a 99% success rate.
15
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199