Sound travels about 4 times faster in water than in air.
408
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
The smell of freshly cut grass is actually a plant distress call.
31
Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
41
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Nearly 50% of the world's scientists are assigned to military projects.
71
The only letter not appearing on the Periodic Table is the letter "J".
180