Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Billions of neutrinos pass unnoticed through your body every second.
6
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
The sun is 330,330 times larger than the earth.
75