The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Most dust particles in your house are made from dead skin!
67
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
Indoor pollution is 10 times more toxic than outdoor pollution.
62
One 75-watt bulb gives more light than three 25-watt bulbs.
57