The strangers in your dreams are actually people that you've seen in real life.
50
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
The Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
12
Your thumb is about the same size as your nose.
124
The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
14