A ball of glass will bounce higher than a ball made of rubber.
73
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
The only letter not appearing on the Periodic Table is the letter "J".
180
Sound travels about 4 times faster in water than in air.
408
Diamonds can be shattered with a hammer.
-104
The bark of an older redwood tree is fireproof.
65
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