Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
The inventor of the Super Soaker squirt gun was a NASA Scientist who also helped develop the Stealth Bomber and the Galileo mission to Jupiter.
7
Pure water (H2O) does not conduct electricity on its own.
46
A ball of glass will bounce higher than a ball made of rubber.
73
Most dust particles in your house are made from dead skin!
67
Scientists aren't sure what color dinosaurs were.
312
German chemists made a replica of a trophy the size of one molecule.
68