-
6000 BCE
irrigation
draining nile river valley -
4000 BCE
sailing
-
1200 BCE
iron
was then other metals -
850 BCE
gunpowder
alchemists in china -
950
windmill
-
1044
compass
-
1250
mechanical clock
-
the first radio
was made in 1894 by Guglielmo Marconi -
vacuum cleaner
-
air conditioning
-
airplane
james wright -
tea bags
-
plastic
-
radio broadcasting
-
electric washing machine
-
coffee filter
-
neon lamps
-
stenotype machines
-
Hair dryers
-
submachine guns
-
robots
-
Aga cooker
-
Hearing Aids
-
frozen food
-
rocketry
robert goddard -
pop up toaster
-
aerosol sprays
-
TV
Philo T. Farnsworth -
penicilin
-
iron lung
-
jet engine
-
mechanical toothbrushes
-
electric razor
-
parking meter
-
radio telescope
-
electron microscope
-
electric guitar
-
electric blanket
-
computer
john atanasoff -
photo coping
-
helicopter
-
nuclear power
enrico fermi -
kidney dialysis machines
-
nuclear bomb
-
microwave
-
transitor
something to charge devices John Bardeen, Walter Brattain, and William Shockley -
mobile phones
-
general purpose computers
-
widescreen cinema
-
synthesizer
-
hovercraft
-
video tape recorder
-
spaceflight
soviet union -
satellite
-
video games
-
lazer
-
lava lamp
-
computer mouse
-
pocket TV
-
portable calculator
-
arifical heart
-
internet
-
floppy disc
-
cellular phones
-
pc
-
ink jet printer
-
personal stero
-
space shuttle
-
Macintosh computer
-
high temperature conducter
-
boom box
-
worldwide web
-
Macintosh portable computer
-
gps satellite
-
hubble telescope
-
photoshop
-
answering machine
-
color scanner
-
Pentium processor
-
yahoo
-
playstation
-
JAVA
-
amazon
-
internet explorer
-
usb
-
nintendo 64
-
dvd
-
computer animation
-
black berry mobile device
-
hybrid car
-
myspace
-
facebook
-
youtube
-
twitter
-
iphone
-
google chrome
-
android
-
instagram
-
voice recognition
-
3d printing
-
first tools
3.3 million years ago -
fire
1 million years ago -
agriculture
15000 to 20000 years ago