Research indicates that plants grow healthier when they are stroked.
173
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
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
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Scientists aren't sure what color dinosaurs were.
312
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55