Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
A ball of glass will bounce higher than a ball made of rubber.
73
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
Sound travels fifteen times faster through steel than through air.
134
Most dust particles in your house are made from dead skin!
67
Iron weighs more after it rusts.
68
Most dust particles in your house come from dead skin.
48