Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Iron weighs more after it rusts.
68
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
No matter how cold it gets, gasoline will not freeze.
107
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
41
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