The average temperature at 40,000 feet above sea level is -60 F.
56
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Nearly 50% of the world's scientists are assigned to military projects.
71
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Nylon is made from coal and petroleum.
42
The smell of freshly cut grass is actually a plant distress call.
31
Iron weighs more after it rusts.
68