A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
In zero gravity, a candle's flame is round and blue.
16
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
Indoor pollution is 10 times more toxic than outdoor pollution.
62