Group "brainstorming" makes each individual in the group less creative and doesn't work as efficiently as the same number of people working alone and then later pooling their ideas.
10
Stilts were invented by French shepherds who needed a way to get around in wet marshes.
45
The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34
Fine-grained volcanic ash can be found as an ingredient in some toothpastes.
55
There was once an undersea post office in the Bahamas.
241
There are 86,400 seconds in a day.
110
The name Joshua is Hebrew for 'Jesus'.
74
The full moon causes a tidal wave to roll up the Amazon river once in day and once in night for a period of only three weeks in a year. This results in continuous 4m high wave that can be surfed for up to 13km.
14