Each day, up to 150 species of life become extinct.
-23
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
No matter how cold it gets, gasoline will not freeze.
107
According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9