Sound at the right vibration can bore holes through a solid object.
134
One ragweed plant can release as many as one billion grains of pollen!
51
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
The bark of an older redwood tree is fireproof.
65
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Balsa wood is classified as a hard wood!
41
No matter how cold it gets, gasoline will not freeze.
107
In zero gravity, a candle's flame is round and blue.
16