i done no
and idgaf
The Jet Engine, the computer.
Fire, The wheel, Telegraph
because it was
Calvary Charges Siege warfare
stop cheatin
Jeromy Petscae
Some positive some negative.
Killer Robots that try to give you AIDS.
The bow and arrow, as well as the throwing spear.
http://www.scribd.com/doc/1768/Some-stories-about-popular-inventions-and-discoveries This is a good article describing a number of technological advances that led to things we use today. For example, the modern microphone was invented in 1920.