Out of all the senses, smell is most closely linked to memory.
146
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
The smell of freshly cut grass is actually a plant distress call.
31