Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
German chemists made a replica of a trophy the size of one molecule.
68
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
Nearly 50% of the world's scientists are assigned to military projects.
71
Your brain is 80% water.
525
Scientists aren't sure what color dinosaurs were.
312
Out of all the senses, smell is most closely linked to memory.
146