Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
The bark of an older redwood tree is fireproof.
65
In zero gravity, a candle's flame is round and blue.
16
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
10
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20