Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Hot water can freeze faster than cold water.
181
One cubic foot of gold weighs more than 1,200 pounds!
78
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9