-
29,000 BCE
pottery
-
11,000 BCE
farming
-
6000 BCE
irrigation
-
4200 BCE
the wheel
-
3998 BCE
ironworking
-
3500 BCE
sailing
-
3400 BCE
weaving
-
3200 BCE
writing
-
2550 BCE
the great pyramid
-
2500 BCE
bronze working
-
800 BCE
gunpowder
-
600 BCE
roman concrete
-
500 BCE
windmill
-
323 BCE
death of alexander the great
-
206 BCE
compass
-
7 BCE
paper currency
-
4
birth of Christ
-
105
paper
-
476
fall of roman empire
-
610
islam founded
-
1273
mechanical clock
-
1286
eyeglasses
-
1440
printitng press
-
1492
columbus sails to W. indies
-
pilgrims land plymouth rock
-
american independence
-
steam locomotive
-
bicycle
-
photography
-
mechanical reaper
-
mechanical reaper
-
deere self-scouring plow
-
valcunized rubber
-
US civil war ends
-
pasterization
-
typewriter
-
telephone
-
phonograph
-
lightbulb
-
coca cola
-
diesel engine patent year
-
rechargable battery
-
motion pictures
-
first radio station
-
internet
-
man made fertilizer
-
wright bros. fly
-
fords model T
-
world war 1
-
fordson tractor
-
transatlantic flight
-
television
-
penicillin
-
nylon
-
world war 2 begins
-
mcdonalds
-
A-bombs dropped on japan
-
transistor
-
barcodes
-
polio vaccine
-
AI
-
sputnik launched
-
moonlanding
-
Pong debuts
-
VHS VCR
-
apple ll personal computer
-
CD
-
sony walkman
-
motorola dyna tec cell phone
-
small pox eradicated world wide
-
CISPR
-
nanotubes
-
nanotubes
-
bluetooth
-
cloning dolly
-
WIFI
-
ipod debuts
-
google maps
-
netflix streaming
-
iphone debuts
-
bitcoin
-
today
