Iron weighs more after it rusts.
16
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
1
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
The sun is 330,330 times larger than the earth.
75