Indoor pollution is 10 times more toxic than outdoor pollution.
62
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
The average home creates more pollution than does the average car.
33
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3