Featured Was Edison’s First Light Bulb a Fraud? November 4, 2023 0 Thomas Edison displayed the first light bulb with a long operating life in October 1879.…
Battery Experiments Are Materials Insulators or Conductors? November 18, 2022 0 An insulator, in electricity is a material or covering that does not admit electrons to…
Featured How Light Emitting Diodes Light LEDs August 20, 2022 0 Old fashioned incandescent light bulbs pass electricity through highly-resistant wire filaments, that get hot and…
Battery Experiments Pencils Conduct Electricity But How About Diamonds? July 4, 2019 0 We know that graphite conducts electricity. We’ve likely had to change the graphite brushes in…
Battery Experiments Electrical Resistance : School Experiment November 8, 2017 0 Today we are going to show you electrical resistance in action. This is a neat…
Battery Technical Thomas Edison and the 110-Volt Light Bulb March 30, 2017 0 Thomas Edison was a serial inventor. He began his career tinkering with telegraphy equipment before…
Battery Experiments How to Make an Incandescent Light Bulb August 17, 2014 0 One of the best innovations in the past two centuries is incandescent light bulbs. The…