Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Most dust particles in your house are made from dead skin!
67
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 smell of freshly cut grass is actually a plant distress call.
31
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
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