Inventions

A:

Thomas Edison did not invent the light bulb, but he did invent the first practical incandescent light. Edison's invention improved upon previous models that were not capable of being used in the home. Edison is also credited with inventing the first electrical system capable of powering a light bulb long-term.

See Full Answer
Filed Under:
  • When Were Watches Invented?

    Q: When Were Watches Invented?

    A: Wristwatches were first officially invented in 1868 when a watch was created for the Countess of Hungary. Prior to the first official wristwatch, pocket watches were adapted to be worn on the wrist as early as 1570.
    See Full Answer
    Filed Under:
  • Who Invented Facebook?

    Q: Who Invented Facebook?

    A: Mark Zuckerberg, Eduardo Saverin, Dustin Moskovitz and Chris Hughes invented Facebook. Zuckerberg wrote the software, Saverin managed business relations, Moskovitz was a programmer and Hughes acted as representative for the company. In 2004, Andrew McCollum joined the team as a graphic artist and Napster founder Sean Parker became company president.
    See Full Answer
    Filed Under:
  • Who Was the First Person to Invent Medicine?

    Q: Who Was the First Person to Invent Medicine?

    A: No single person invented medicine. The science of art and healing developed over centuries, across many cultures, and it derived from many different influences. Prehistoric medical records discovered in ancient Egypt, Babylon, China, Greece and Rome share similarities, such as the use of herbs.
    See Full Answer
    Filed Under:
  • Who Invented the Candle?

    Q: Who Invented the Candle?

    A: The first recorded use of candles is in fat-based items invented by the Egyptians circa 3000 B.C. These candles, called rushlights, were made from reeds coated in animal fat.
    See Full Answer
    Filed Under:
  • Who Invented the First Bathtub?

    Q: Who Invented the First Bathtub?

    A: In 1883, an American man named John Michael Kohler invented the world's first bathtub. He added four decorative feet to the bottom of an enamel-covered, cast-iron horse trough and advertised his creation in the center of the Kohler Company's one-page catalog.
    See Full Answer
    Filed Under:
  • How Have Microscopes Changed Over Time?

    Q: How Have Microscopes Changed Over Time?

    A: Since the 1st century when Romans experimented with magnifying small objects by looking at them through glass, the microscope has changed considerably with modern versions of the device capable of presenting three-dimensional images of objects at the sub-atomic level. The most notable advances in microscope technology occurred in the 19th century.
    See Full Answer
    Filed Under:
  • Why Did Alfred Nobel Invent Dynamite?

    Q: Why Did Alfred Nobel Invent Dynamite?

    A: One possible reason for Swedish engineer Alfred Nobel's invention of dynamite was the safety of construction work and blasting rock in the mid-1800s. Nobel helped build bridges in Stockholm. Nitroglycerine was used in the detonation of rock, and it was a relatively unsafe method. According to the Nobel Prize Organization, Alfred Nobel's brother Emil was killed in a nitroglycerine explosion.
    See Full Answer
    Filed Under:
  • Who Invented Antibiotics?

    Q: Who Invented Antibiotics?

    A: Antibiotics were present in ancient times in the form of molds. British scientist Sir Alexander Fleming discovered penicillin, the first working agent that demonstrated potent antibacterial properties, in 1928. Selman Waksman coined the term antibiotic in 1941, according to the National Center of Biotechnology Information, National Institutes of Health.
    See Full Answer
    Filed Under:
  • What Are Some Facts About the Telephone?

    Q: What Are Some Facts About the Telephone?

    A: Alexander Graham Bell's telephone was the first of its kind to receive a patent in the United States and gain widespread commercial success. Bell was interested in sound on a conceptual level and used an observation about sound echoing from one piano to another to develop the technology that made telephone calls possible.
    See Full Answer
    Filed Under:
  • Who Discovered Rabies?

    Q: Who Discovered Rabies?

    A: Rabies was discovered as a human disease by Girolamo Fracastoro, a 16th century Italian physician. The disease has been recognized as an animal disease for thousands of years. The rabies vaccine was developed in 1885 by Louis Pasteur.
    See Full Answer
    Filed Under:
  • Who Invented Paper Money?

    Q: Who Invented Paper Money?

    A: Paper money was used first by the Chinese during the Tang Dynasty (A.D. 618 to 907). According to Time, the first forms of paper money were privately issued bills of credit or exchange. This practice continued for about 500 years.
    See Full Answer
    Filed Under:
  • Who Invented the Pencil and When?

    Q: Who Invented the Pencil and When?

    A: Pencils were invented in 1795 by a French scientist named Nicolas-Jacques Conte. He used a mixture of graphite, clay and water baked in a kiln to create the "lead" of the pencil. He then housed this mixture in a wooden frame for writing.
    See Full Answer
    Filed Under:
  • Who Invented Liquid Soap?

    Q: Who Invented Liquid Soap?

    A: Liquid soap was first patented by William Shepphard in 1865. The first commercial brand of liquid soap was developed and sold in 1898 by the B.J. Johnson Soap Company.
    See Full Answer
    Filed Under:
  • 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.
    See Full Answer
    Filed Under:
  • Who Discovered Gunpowder?

    Q: Who Discovered Gunpowder?

    A: Chinese Taoist alchemists combined sulphur, saltpeter and charcoal to make the earliest form of huoyao, or gunpowder, during the eighth-century Tang Dynasty. It was used to kill insects and treat skin diseases before its weaponry advantages were realized.
    See Full Answer
    Filed Under:
  • Who Invented the Polio Vaccine?

    Q: Who Invented the Polio Vaccine?

    A: Dr. Jonas Salk invented the polio vaccine, a discovery that he wrote about in the 1953 in The Journal of the American Medical Association. Nationwide testing of his vaccine began in 1954, and over the next few years, polio infections fell dramatically.
    See Full Answer
    Filed Under:
  • Who Invented Binoculars?

    Q: Who Invented Binoculars?

    A: Ignazio Porro invented the first binoculars around 1854. Since then, they have been an essential tool for outdoor use, creating a more exciting experience for the viewer.
    See Full Answer
    Filed Under:
  • How Do a Wheel and Axle Work?

    Q: How Do a Wheel and Axle Work?

    A: The combination of a wheel and axle is a simple machine that consists of a large wheel attached to a smaller wheel called an axle that turns on the same axis. When the large wheel is turned, the axle also turns.
    See Full Answer
    Filed Under:
  • Did Thomas Edison Invent the Light Bulb?

    Q: Did Thomas Edison Invent the Light Bulb?

    A: Thomas Edison did not invent the light bulb, but he did invent the first practical incandescent light. Edison's invention improved upon previous models that were not capable of being used in the home. Edison is also credited with inventing the first electrical system capable of powering a light bulb long-term.
    See Full Answer
    Filed Under:
  • Who Invented the Cell Phone?

    Q: Who Invented the Cell Phone?

    A: Martin Cooper invented the cell phone in 1973 while he was general manager of Motorola's communications systems division. He placed the first wireless call to industry rival AT&T Bell Labs while standing on a street in New York City on April 3, 1973. He also called a radio station in New York City to alert the public of his technological achievement.
    See Full Answer
    Filed Under:
  • 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.
    See Full Answer
    Filed Under: