The Student News Site of University of Arizona

The Daily Wildcat

82° Tucson, AZ

The Daily Wildcat

The Daily Wildcat

 

    Fast Facts: April 11

    • Hard hats, worn by construction workers, were first used in the building of the Hoover Dam in 1933.
    • Hydrogen is the most common atom in the universe.
    • If all of the gold sitting in the oceans and seas were mined, every person in the world would get about 44 pounds of gold each.
    • In Australia, a dust devil is called a “”willy-willy.””
    • Central air conditioners use 98 percent more energy than ceiling fans.

    More to Discover
    Activate Search