Scientists aren't sure what color dinosaurs were.
312
The only letter not appearing on the Periodic Table is the letter "J".
180
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
Diamonds can be shattered with a hammer.
-104