If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
No matter how cold it gets, gasoline will not freeze.
107
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Indoor pollution is 10 times more toxic than outdoor pollution.
62
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0