Orville and Wilbur, the Wright brothers are the American aviation pioneers who gained their mechanical skills by working for years in the Ohio shop with printing presses, bicycles, motors and machinery.
Blinded after an accident when he was three years old, Louis Braille developed a code language for blind people. Braille writing consists of dots and dashes which could be interpreted by the touch of a finger. Each set of arrangement of dots denoted an alphabet or a numerical.
It was Ignaz Philipp Semmelweis, a Hungarian obstetrician, who instituted washing hands with soap and chlorine to avoid puerperal fever after performing surgery. Joseph Lister built upon the idea and developed his own antiseptic surgical method to avoid fatalities in both doctors and patients.
Dr Oppenheimer was the leader of the Manhattan Project, which was the first program to develop nuclear weapons. He supervised the atomic bomb's test commonly known as the Trinity Test. The bomb was developed in Los Alamos, New Mexico, and was tested in a remote desert location near Alamogordo.
Karl Benz developed a single cylinder, two-stroke engine, which he demonstrated on New Years Eve in 1879. Karl Friedrich Benz was a German mechanical engineer. He developed the first practical, internal-combustion-powered automobile in 1885. It was a three-wheeled automobile, which was called the Motorwagen.
Charles Hard Townes from Greenville, South Carolina, was an American physicist. Townes and two other Soviet physicists, Aleksandr M. Prokhorov and Nikolay G. Basov won a joint Noble prize in physics for inventing the laser. He also developed the idea of using ammonia molecules for microwave radiation amplification, which was later referred to as the maser.
Born in September 12, 1818, Richard Jordan Gatling from Maney's Neck, North Carolina, invented a crank-operated multibarrel machine gun and patented it in 1862. The patented machine gun was also known as "the Gatling gun," which he developed as a result of the outbreak of the Civil War.
The legendary Serbian-American scientist and inventor was born on July 10, 1856. He also discovered the rotating magnetic field, which further helped him in inventing the AC (alternating current) electric motor. He sold the AC patent rights to George Westinghouse who used it to develop transformers, dynamos, and motors.
Ernest Swinton was also a writer and a member of the British military who played a major role in inventing tanks and other armored vehicles for war purposes. Swinton later became professor of military history at Oxford University from 1925 to 1939.
Felix Hoffman was a German chemist. While working at Bayer, he synthesized two chemical substances for medicinal purposes - aspirin and heroin. Aspirin is still an over-the-counter medication. Hoffman then went on to work in various pharmacies in Germany; he studied chemistry and pharmacy from the University of Munich.
In 1794, U.S. born inventor Eli Whitney patented the machine that revolutionized cotton production by speeding up the process by removing the seeds from the cotton plants. His invention was beneficial because some parts of USA grew cotton plants that had shorter fibers.
Born in 1674, Jethro Tull was an English agriculture entrepreneur who invented the horse-drawn seed-drill. This type of seed drill was more efficient and improved the yield of crops before the industrial revolution.
The Scottish blacksmith and inventor was born in 1812, and he invented a rear wheel driven bicycle through the use of a chain. Macmillan never thought of patenting the design and make money out of it. However, others realized the potential of the design and developed their own version of the pedal bicycle.
Robert Thomson was the son of a mill owner. In 1845, he acquired a patent for pneumatic tires - a hollow leather tire enclosed in a rubberized fabric tube filled with air. Thomson's pneumatic tires ran for roughly 2000 miles.
Samuel Finley Breese Morse was born on April 27, 1791, in Charleston, Massachusetts. The American painter and inventor also developed the electric telegraph somewhere between 1832-35. Morse code is a system for representing alphanumerical values and punctuation. The code language was used as a means of communication during World War II.
Robert Noyce was an American engineer who invented the system of interconnected transistors using a single silicon chip. The entire arrangement was known as an integrated circuit. He along with Gordon Moore and Andy Grove started their own company – Intel
Alfred Nobel was a Swedish scientist who was born on October 21, 1833. Apart from inventing the dynamite, he also willed his wealth to establish the prestigious Nobel Prize. After inventing dynamite, Nobel had established 90 factories and laboratories in more than 20 countries.
There have been countless discoveries and inventions by scientists and intellectuals that made our lives easier and helped us better understand the world around us. Think you know all the scientists behind these innovative inventions? Take this quiz to find out:
You may know the names of many countries, their prominent landmarks, and even recognize famous personalities who hail from these places. But can you guess their capital cities? We bring you 50 countries of the world in this ultimate world capitals quiz. Play now and find out how many you can get right.
Pride yourself as a history buff who dominates trivia night at the bar every time? Or does the thought of history tests back in high school chill you to the bone? It doesn't matter whether you love or hate history, we are sure you'll be able to answer these simple questions about America's unforgettable past. Take this quiz and prove us right!
Cartoons have always defined and influenced our childhood in many ways. Some can relate to the gentle comedy of the Looney Tunes while others watched shows like Ninja Turtles and X-Men. These cartoon serials became an integral part of our lives which is why we can still recall some of the most obvious and iconic instances of our favorite shows. Take this quiz to find out exactly how well can you associate the cartoon to their iconic catchphrase.
About 50 countries in the world have English as their native language. But did you know that some of the commonly-used English words or phrases are from a foreign language? Well, you can take this test and find out how well you know your daily-used English words' origin.
Does your idea of having a good time always involve reading an amazing book? If yes, we think you will enjoy taking this quiz with us. Find out how good a bibliophile you are by guessing these best-selling books.
"Books are uniquely portable magic"- Stephen King. Books take you across time and place, while you are still sitting comfortably indoors. Although there are plenty of books for you to read throughout your lifetime, only a few will have an impact on you. These are known as the greatest books of all time. If you are a bibliophile, you will probably know the tiles of some great novels. Want to take up the challenge? Complete the titles of these novels.