The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
14
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
Your thumb is about the same size as your nose.
124
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
Only about 2% of the world population has green eyes.
36
There is a persistent storm in Venezuela that produces lightning 140 to 160 nights a year, 10 hours per day and up to 280 times per hour and has been going since at least the 16th century.
25
Mars had an oxygen-rich atmosphere around 4 billion years ago
13