There are pictures of Knights fighting Snails in old Medieval manuscripts - and nobody knows why.
23
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
21
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
Napoleon Bonaparte thought torture should be abolished because the information obtained from it is worthless.
25
Leonardo Da Vinci predicted the mass use of solar energy as long ago as 1447.
153
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
20 years ago, there were only 130 websites, Google wasn't around, and you had to pay for an email account through an ISP.
12