Out of all the senses, smell is most closely linked to memory.
146
Sound at the right vibration can bore holes through a solid object.
134
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
A ball of glass will bounce higher than a ball made of rubber.
73
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
One ragweed plant can release as many as one billion grains of pollen!
51