The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Sound at the right vibration can bore holes through a solid object.
134
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
Out of all the senses, smell is most closely linked to memory.
146
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61