In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
14
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Not only are there rogue planets floating through space completely alone, not orbiting any stars, but it’s possible that these pitch-black lonely planets support life.
14
A cow produces around 200,000 glasses of milk in her lifetime.
373