Who is the english physicist responsible for the "Big Bang Theory"?
George Gamow. Gamow, who died in 1968, was a physicist, who published “Thirty Years that Shook Physics”.
D.D.T. was invented by
This statesman,politican,scholar,inventor,and one of early presidents of USA invented the swivel chair,the spherical sundial,the moldboard plow,and the cipher wheel.
Thomas Jefferson (April 13, 1743 – July 4, 1826) was the third President of the United States (1801-1809) and the principal author of the Declaration of Independence (1776).
What J. B. Dunlop invented?
Revolver discovered by
In the 1700s,who would pay the postage fee for letters before the stamp was invented?
Later in 1840, Rowland Hill invented the stamp, which was paid for by the sender, not the receiver.
Helicopter was invented by
The first hand glider was designed by…?
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