Diamonds can be shattered with a hammer.
-104
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Research indicates that plants grow healthier when they are stroked.
173
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
Sound travels about 4 times faster in water than in air.
408
Out of all the senses, smell is most closely linked to memory.
146