How many engineers does it take to change a light bulb? GE's founder, Thomas Edison, developed the first commercially viable light bulb in the 1870s. Today, GE has approximately 36,000 technologists working across our businesses and global research centers at the intersection of technology and industry, working to solve some of the world's toughest problems.
History of LED
On October 9, 1962 GE scientist Nick Holonyak illuminated the first practical visible LED.
Learn more about the history of LED.
Save on GE LED Lighting
See how GE scientists are creating the future of home LED lighting today
Sri Rahm, a physicist at the GE Lighting Institute, discusses lighting technology, energy efficiency, and why your dog shouldn't make lighting decisions for your home.
Learn how the design of an LED bulb helps to keep it cool.
Learn why LEDs are more efficient for human vision than incandescant bulbs.