Diamonds can be shattered with a hammer.
-104
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
A cesium atom in an atomic clock beats over nine billion times a second.
43
The inventor of the Super Soaker squirt gun was a NASA Scientist who also helped develop the Stealth Bomber and the Galileo mission to Jupiter.
7
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79