Inventions

A:

Peter Cooper Hewitt became the inventor of the first fluorescent lamp when he was awarded a patent in 1901 for his low-pressure mercury vapor lamp. The first high-pressure mercury vapor lamp, invented by German-born Edmund Germer, Friedrich Meyer and Hans Spanner, was patented in 1927.

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  • Who invented fabric softener?

    Q: Who invented fabric softener?

    A: Fabric softeners were invented in the mid 1900s by the textile industry to reduce static and improve the comfort of clothes. Scientist Conrad J. Gaiser later invented the more convenient dryer sheet in the 1960s.
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  • Who invented the fluorescent light?

    Q: Who invented the fluorescent light?

    A: Peter Cooper Hewitt became the inventor of the first fluorescent lamp when he was awarded a patent in 1901 for his low-pressure mercury vapor lamp. The first high-pressure mercury vapor lamp, invented by German-born Edmund Germer, Friedrich Meyer and Hans Spanner, was patented in 1927.
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  • Who invented chalk?

    Q: Who invented chalk?

    A: Natural chalk is made up of prehistoric saltwater organisms high in calcium that formed rock-like sediment. There is no inventor. Chalk-based materials have been used in writing for centuries, with no known inventor.
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  • Who invented the 24-hour day?

    Q: Who invented the 24-hour day?

    A: The Greek astronomer Hipparchus was the first to propose a day divided into 24 equal hours. Hipparchus standardized this system from the Egyptians, who also divided the day into 24 hours but did not use a standard length for each hour.
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  • Who made the first kite?

    Q: Who made the first kite?

    A: Although it's unclear who specifically made the first kite, the earliest recorded reference to kites comes in the work of Chinese philosopher Mozi, who lived around 470-391 BCE. An early prototype design for a wooden kite appears in a Mozi text.
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  • Who invented matches?

    Q: Who invented matches?

    A: The first friction matches were invented by John Walker in 1827. These first matches were 3 inches long and would ignite with a series of explosions similar to firecrackers when pulled through a piece of sandpaper.
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  • Who invented the first bullet?

    Q: Who invented the first bullet?

    A: The modern bullet is based on a version invented in 1826 by Henri-Gustave Delvigne, a French infantry officer. Delvigne's bullet had a spherical shape and was rammed into a breech's rifling grooves.
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  • When was the first airplane invented?

    Q: When was the first airplane invented?

    A: The first airplane was invented in 1903 by Orville and Wilbur Wright. Their historical flight at Kitty Hawk, N.C., was the first time a machine with a human passenger flew under its own power. The plane rose 10 feet in the air, flew 120 feet and landed after 12 seconds.
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  • How does the telegraph work?

    Q: How does the telegraph work?

    A: Telegraph keys are switches in electrical circuits that power on the current. When the operator taps out the signals for a word, the switch finishes a circuit, permitting electricity to continue around it. At the other end of the line, the recipient watches a pointer or dial indicating the different patterns of code, listens to a buzzer or reads the print out from a device.
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  • How did the light bulb change the world?

    Q: How did the light bulb change the world?

    A: The invention of the light bulb changed the world in many ways, including facilitating the creation of large power grids, changing the social and economic structure of society and bringing other appliances into the home. Although many inventors had experimented with incandescent light bulbs, Thomas Edison created the first widely distributed model in 1879.
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  • What Roman inventions are still used today?

    Q: What Roman inventions are still used today?

    A: Many Roman inventions, including roads, aqueducts, sewers, cement and the Julian calendar, still see use around the world today. Roman inventions ranged from small creations to large-scale inventions like heavy infrastructure. The inventions of Romans ultimately connected the Roman Empire to Europe, and facilitated its expansion.
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  • Who invented the vinyl record?

    Q: Who invented the vinyl record?

    A: While records in other materials date back to the late 1800s, in 1931 RCA Victor became the first company to release a vinyl record. The technology was developed further by Columbia Records and led to the release of the 12-inch, long-play album in 1948.
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  • What year was the helicopter invented?

    Q: What year was the helicopter invented?

    A: The first successful helicopter was the Focke-Wulf Fw 61, whose first flight was June of 1936 in Germany. The man often credited with being the inventor of the helicopter is Igor Sikorsky, whose version first flew on September 14, 1939.
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  • When was hair dye invented?

    Q: When was hair dye invented?

    A: Hair dye dates back to the Egyptians in 3400 B.C., when henna was used to cover up gray hair. A Roman doctor named Galen came up with a recipe for black hair dye in 100 A.D., which was tested and proved to be effective in 2006.
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  • Who invented the t-shirt?

    Q: Who invented the t-shirt?

    A: Although its exact inventor is unclear, the t-shirt traces its origins back to the U.S. Navy. According to T-shirt Spotlight, Navy officers were first issued t-shirts as undergarments around the time of the Spanish-American War in 1898.
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  • On what date was the light bulb invented?

    Q: On what date was the light bulb invented?

    A: According to the US Department of Energy, Thomas Edison and his team had produced a functional incandescent light bulb by October 1879. Before this, British inventors had been experimenting with arc lamps. The first "constant electrical light" was invented in 1835, after which inventors continued to make small improvements until Edison's commercial breakthrough.
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  • What was the first instrument ever made?

    Q: What was the first instrument ever made?

    A: The oldest musical instrument is the bone flute and this instrument dates back 40,000 years. The assembly of bird bones are responsible for this ancient instrument.
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  • When was the first school built?

    Q: When was the first school built?

    A: The first public school built in the United States was the Boston Latin School, completed in 1645, according to the Freedom Trail Foundation. The school was founded in 1635, and students attended classes in the home of the headmaster until the building was finished.
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  • Why did Levi Strauss invent blue jeans?

    Q: Why did Levi Strauss invent blue jeans?

    A: Levi Strauss invented blue jeans in response to the need for durable pants for miners participating in the California gold rush of the 1800s. The original pants were made of tent canvas rather than denim.
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  • Who invented the spoon?

    Q: Who invented the spoon?

    A: According to About.com, spoons have been used for purposes of eating and serving since Paleolithic times. While it is unknown who specifically invented the spoon, archaeological finds date spoons back to 1,000 B.C.
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  • Who invented dance?

    Q: Who invented dance?

    A: Because dance was used in ancient times, it is not credited to the contribution of a specific person. Dance was first used in ancient cultures in ritualistic practices. For example, in Egypt, Greece and India, dancing before a god was an important part of temple worship.
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