Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
The average temperature at 40,000 feet above sea level is -60 F.
56
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
4.5 pounds of sunlight strike the Earth each day.
27
The bark of an older redwood tree is fireproof.
65