It’s interesting to note that such a minute (but also critical!) part of our existence is based on important aspects of physics. Incandescent light bulbs have been such a hit that the original technology hasn’t undergone any drastic changes. The photograph of Thomas Alva Edison’s light bulb laboratory, Detroit taken in 1979 (Photo Credit : flickr) The only options available were candles and oil lamps, which were not very efficient at doing their job.Ĭonceived and patented by Thomas Alva Edison in the 1800s, incandescent light bulbs have continued to light up our world for generations. Light bulbs have been around for quite a while now, but you may not know that they work on complex principles of electrodynamics and thermodynamics.īefore the era of electrical lighting, it was quite a task to summon bright and long-lasting lighting.
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