I think alcohol aided in ruining our world more than helping it.
1. Agriculture (c. 10,000 BC): Enabled humans to settle, form societies, and create surplus food.
2. c. 1050 BC
3.(2nd century BC): An ancient astronomical computer that helped sailors and astronomers.
11. precursor to modern computers.
12. a medical procedure used to open up narrowed or blocked arteries
16. 200 kya: Simple glue (adhesive) made of one kind of material, birch tar, in Central Italy by Neanderthals
17. 70 kya I'm not sure what this timeline is.
18. 31 kya
19. 7000 BC
