The bark of an older redwood tree is fireproof.
65
Sound travels fifteen times faster through steel than through air.
134
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
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
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21