Sunflowers can be used to clean up radioactive waste.
17
Mentally doing a task makes you better at it. Your mind can barely tell the difference.
18
More Americans have died in car accidents than have died in all the wars ever fought by the United States.
55
Each year, more than 50,000 people are injured by jewelry in the U.S.
29
There was once an undersea post office in the Bahamas.
241
At 90 degrees below zero, your breath will freeze in mid-air and fall to the ground.
25
Your fingernails grow faster in summer.
744
People spend about two weeks of their lives at traffic lights!
159