Energy

Energy History

  • First electric battery invented by Alessandro Volta. The “volt” is named in his honor.

    First electric battery invented by Alessandro Volta. The “volt” is named in his honor.
  • The first electric motor was invented by Michael Faraday.

    The first electric motor was invented by Michael Faraday.
  • Georg Ohm defined the relationship between power, voltage, current and resistance in “Ohms Law.”

    Georg Ohm defined the relationship between power, voltage, current and resistance in “Ohms Law.”
  • Joseph Henry invented the electrical relay, used to send electrical currents long distances.

    Joseph Henry invented the electrical relay, used to send electrical currents long distances.
  • Sir William Robert Grove developed the first fuel cell, a device that produces electrical energy by combining hydrogen and oxygen.

    Sir William Robert Grove developed the first fuel cell, a device that produces electrical energy by combining hydrogen and oxygen.
  • Samuel Morse invented the electric telegraph, a machine that could send messages long distances across wire.

    Samuel Morse invented the electric telegraph, a machine that could send messages long distances across wire.
  • The electric streetcar was invented by E.W. v. Siemens

    The electric streetcar was invented by E.W. v. Siemens
  • Thomas Edison opened th Pearl Street Power Station in New York City.

    Thomas Edison opened th Pearl Street Power Station in New York City.
  • Electric air conditioning – W. Carrier.

    Electric air conditioning – W. Carrier.
  • Photoelectric cells were discovered.

    Photoelectric cells were discovered.