Scientists in Germany have developed a candy that doesn't cause cavities.
11
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
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
Research indicates that plants grow healthier when they are stroked.
173
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20