Your body is creating and killing about 2.4 million red blood cells per second.
17
The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
14
There are so many kinds of apples that if you ate a new one everyday, it would take over 20 years to try them all.
34
The strangers in your dreams are actually people that you've seen in real life.
50
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81