The bark of an older redwood tree is fireproof.
65
German chemists made a replica of a trophy the size of one molecule.
68
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116