Most dust particles in your house come from dead skin.
48
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
Liquid TIDE laundry detergent glows under a blacklight.
96
Out of all the senses, smell is most closely linked to memory.
146
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88