In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
The average home creates more pollution than does the average car.
33
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
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Research indicates that plants grow healthier when they are stroked.
173