The bark of an older redwood tree is fireproof.
65
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
Out of all the senses, smell is most closely linked to memory.
146
Aluminum used to be more valuable than gold!
84
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
For every gallon of sea water, you get more than a quarter pound of salt.
45
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
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20