Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Aluminum used to be more valuable than gold!
84
Sound travels about 4 times faster in water than in air.
408
