Out of all the senses, smell is most closely linked to memory.
146
Most dust particles in your house are made from dead skin!
67
Iron weighs more after it rusts.
68
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Scientists are now able to grow 'beating' heart tissue in a lab!
162
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