Each day, up to 150 species of life become extinct.
-23
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
According to studies, men change their minds two to three times more often than women.
72
Iron weighs more after it rusts.
68
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75