Farming began c. 10,000 BC on land that became known as the FERTILE CRESCENT
3500 bc - 642
When the wheel was invented
Wheels were invented circa 3,500 B.C., and rapidly spread across the Eastern Hemisphere. Wheels are the archetype of a primitive, caveman-level technology. But in fact, they're so ingenious that it took until 3500 B.C. for someone to invent them.
Beginning our species
While this species, one of the earliest human species, had a chimpanzee-sized brain, it walked upright on two legs and had smaller canines like other early humans.
In about 600 BC, the Ancient Greeks discovered that rubbing fur on amber (fossilized tree resin) caused an attraction between the two – and so what the Greeks discovered was actually static electricity