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
The average home creates more pollution than does the average car.
33
Sound at the right vibration can bore holes through a solid object.
134
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Research indicates that plants grow healthier when they are stroked.
173
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5