The smell of freshly cut grass is actually a plant distress call.
31
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
Hot water can freeze faster than cold water.
181
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
For every gallon of sea water, you get more than a quarter pound of salt.
45
A cesium atom in an atomic clock beats over nine billion times a second.
43