The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
14
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
Iceland has been so culturally isolated through history since the Vikings, that compared to other Scandinavian counties, people who speak Icelandic can still read the old Norsk sagas.
4
Your body is creating and killing about 2.4 million red blood cells per second.
17
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
Your thumb is about the same size as your nose.
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Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14