Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
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
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
Cold water weighs more than hot water.
93