Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
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
Iron weighs more after it rusts.
68
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20