Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
One third of the electricity produced on earth is used to power electric light bulbs!
75
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
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