(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Curious Kids is a series for children of all ages. If you have a question you’d like ...

The story of humans trying to use light and heat to their benefit goes back to prehistoric times. The earliest use of fire for these purposes led to torches, oil lamps, candles, gas systems, and ...

Credit typically goes to inventor and entrepreneur Thomas Edison. But the actual story is more complicated and interesting.

LED Lighting Supply looked at the history of electric lighting, from early incandescent lightbulbs to LED technology. - Underwood Archives // Getty Images LED Lighting Supply looked at the history of ...

Thomas Edison at the lightbulb’s golden jubilee anniversary. The story of humans trying to use light and heat to their benefit goes back to prehistoric times. The earliest use of fire for these ...