Brass doorknobs automatically disinfect themselves in about 8 hours.
18
A cesium atom in an atomic clock beats over nine billion times a second.
43
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
5
Balsa wood is classified as a hard wood!
41
Aluminum used to be more valuable than gold!
84
Scientists in Germany have developed a candy that doesn't cause cavities.
11
The storage capacity of human brain exceeds 4 Terrabytes.
140