According to studies, men change their minds two to three times more often than women.
72
Sound travels about 4 times faster in water than in air.
408
Pumice is the only rock that floats on water.
14
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
4.5 pounds of sunlight strike the Earth each day.
27
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Out of all the senses, smell is most closely linked to memory.
146