In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
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The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
14
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
Your body is creating and killing about 2.4 million red blood cells per second.
17
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
You forget 90% of your dreams.
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