One ragweed plant can release as many as one billion grains of pollen!
51
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24