1. Sergio Lamar
   Hetty Gerwig
2. The Wright Brothers

The invention of the first practical airplane is attributed to the Wright brothers. Kitty Hawk isn't a person, but the place where the Wrights flew.

1. Rupert Jones
   Hal Epperstein
2. Thomas Edison

The electric lamp was invented by Thomas Alva Edison, of course - or at least by someone on his team. He was a U.S. inventor, and he introduced the lamp in 1879.

1. Hans Loeman
   Joseph Lister
2. Pierre Gregory

Joseph Lister is the famous inventor of antiseptic. He invented it in England in 1867. Listerine, anyone?

1. Miles Shaw
   Julius Robert Oppenheimer
2. Christian Marlow

Julius Robert Oppenheimer headed the team that developed the atom bomb. The discovery was made in 1945 in the U.S.

1. Michelle Rapport
   Bob Yang
2. Karl Benz

You probably recognize the name Karl Benz. He invented the gasoline-powered automobile in 1885 in Germany.

1. Thomas Cast
   Claude-Etienne Minie
2. James Halifax​

Claude-Etienne Minie was a French inventor responsible for the bullet for the muzzle-loading rifle. He invented it in 1849.

1. William Lear
   Elmer Wavering
2. Both

The car radio is attributed to both William Lear and Elmer Wavering. It's come a long way since the early days.

1. Rudolph Diesel
   Bob White
2. Andy Sergio

Well, that was an easy one! The diesel engine was invented by Rudolph Diesel of Germany. It was patented in 1892.

1. Zenobe Gramm
   Nikola Tesla
2. Pierre Guinot​

Nikola Tesla was the famous inventor of the AC electric motor. Tesla's invention came out of the U.S. in 1888.

1. Warner Bros.
   Cecil B. DeMille
2. Joshua Paramount

Warner Bros. is famously responsible for the invention of talking pictures, or talkies. The first movie with sound effects was "Don Juan," in 1926, but the first true talkie was "The Jazz Singer," in 1927.

1. Aunt Jemima
   Clarence Birdseye
2. Fred Kraft

Clarence Birdseye is famous for inventing frozen food. Today, the Birdseye brand is still one of the most popular frozen food companies.

1. Marcus Domino
   Charles H. Townes
2. Thomas Edison

The laser was invented by Dr. Thomas H. Townes of the United States. The invention was introduced in 1960.

1. Richard Gaffing
   Hans Reicht
2. Aaron Jones

Richard Gatling is the famous inventor of the machine gun. It was an American invention that appeared in 1861.

1. Michael Hall
   Alexander Graham Bell
2. Mickey Coolidge

Alexander Graham Bell is famous for many inventions, and the liquid-based microphone is just one of them. Phones need mics, after all.

1. Germany
   Britain
2. France

The nightclub was invented in France, of course. The first nightclub, Le Bai des Anglais, was opened in Paris, France, in 1843.

1. China
   Japan
2. India

Paper was invented in China in 100 BC. Cai Lun, a eunuch during the Eastern Han Dynasty, invented paper from various materials.

1. Sumeria
   Egypt
2. Persia

The pyramid was invented in Egypt, of course! The first step pyramid was constructed about 4,700 years ago.

1. Gregory Bonani
   Jacob Schick
2. Paul Gillette

The invention of the electric razor took place in 1930. It was thanks to U.S. inventor Jacob Schick.

1. Robert H. Goddard
   Paul DeBianco
2. Harold Fly

American Robert H Goddard is responsible for the invention of the rocket engine in 1926. He is considered the father of modern rocket propulsion.

1. Canada
   Egypt
2. Russia

Sea-going ships were invented in Egypt in 2500 BC. These ships traversed the Eastern Mediterranean Sea.

1. Germany
   France
2. Belgium

The steamship was invented in France by J.C. Perier. It first sailed down the Seine in 1775.

1. Chicago
   Los Angeles
2. Orlando

Chicago was the place where the first skyscraper was erected. It was designed by William Le Baron Jenney and completed in 1885.

1. California
   Connecticut
2. Florida

The submarine was invented by David Bushnell of Saybrook, CT. The invention took place in 1776!

1. Harold Glossier
   Ernest Dunlop Swinton
2. Percival Scott

The tank was invented by British inventor Sir Ernest Dunlop Swinton. It was built in 1914.

1. Alexander Graham Bell
   Thomas Edison
2. Benjamin Franklin

The telephone was famously invented by Alexander Graham Bell in 1876. The first exchange took place in Boston, Massachusetts.

1. Hans Caterpillar
   Benjamin Holt
2. Bob Kipper

Benjamin Holt is the American inventor responsible for the Caterpillar tractor. It was invented in the late 1800s

1. Peter Mitterhofer
   Louis Jones
2. Piper Galloway

The typewriter was invented by Peter Mitterhofer of Austria. The invention was introduced in 1864.

1. Sumeria
   Russia
2. Japan

Writing was first invented in Sumeria in 3400 BC. This would be present-day Iraq.

1. Bifocals
   Franklin stove
2. Lightning rod
   All of the above

These were all inventions of Benjamin Franklin! He also discovered the Law of Conservation of Electric Charge.

1. Harvey Milk
   Louis Pasteur
2. Hans Green

Pasteurization was invented by Louis Pasteur, of course! The process was patented in 1862.

1. Michael Boot
   Wilhelm Röntgen
2. Constable Jones

X-rays were discovered by Wilhelm Röntgen. He was a physics professor, and he received the Nobel Prize in 1901.

1. Pierre Curie
   Marie Curie
2. Henri Becquerel
   All of the above

Trick question - Henri Becquerel discovered radioactivity. Pierre and Marie Curie did a great deal of research on the phenomenon. All three won the Nobel Prize.

1. Felix Hoffman
   Tom Hardy
2. Patricia Highsmith

The invention of aspirin is attributed to Dr. Felix Hoffmann of Germany. He invented it in the late 1800s.

1. Robert Wilhelm Eberhard Bunsen
   Josh Faraday
2. Luke Hansen

The Bunsen burner was invented by Robert Wilhelm Eberhard Bunsen, of course. He invented it in Germany in 1858.

1. Germany
   America
2. India

The first iron mortar cannon was invented in Germany in 1320. Earlier cannons were invented in China.