Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Liquid TIDE laundry detergent glows under a blacklight.
96
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
A ball of glass will bounce higher than a ball made of rubber.
73
Scientists are now able to grow 'beating' heart tissue in a lab!
162
Aluminum used to be more valuable than gold!
84
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88