The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
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
In zero gravity, a candle's flame is round and blue.
16
One ragweed plant can release as many as one billion grains of pollen!
51
Balsa wood is classified as a hard wood!
41