One 75-watt bulb gives more light than three 25-watt bulbs.
57
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
A cubic yard of air weighs about 2 pounds at sea level.
31
Liquid TIDE laundry detergent glows under a blacklight.
96
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
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17