Mars had an oxygen-rich atmosphere around 4 billion years ago
13
Your thumb is about the same size as your nose.
124
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
No one knows Albert Einstein's last words. Just before he passed, he spoke several words in German, but his nurse only knew English.
154
The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
14