In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
Nylon is made from coal and petroleum.
42
The force of a suction cup is calculated using F=AP.
15
Sound travels fifteen times faster through steel than through air.
134
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
German chemists made a replica of a trophy the size of one molecule.
68