About National LED Light Day
Since 2016, National LED Light Day has been observed on October 7th to recognize and celebrate the advancements of one of the most important scientific achievements in recent history, the development of blue light-emitting diodes.
This technology was developed by Isamu Akasaki, Hiroshi Amano, and Shuji Nakamura, who all received a Nobel prize in Physics on October 7th 2014 for their achievement. It’s because of Akasaki, Amano, and Nakamura’s invention that white LEDs became possible.
Similar Observances
National Paper Airplane Day
Try out your hand at some simple origami today and make a classic paper airplane. As a fun way to pass the time, try out new designs, and see how far you can get it to fly!
Read More
Read More
Nothing to Fear Day
Discover the power of courage on Nothing to Fear Day, May 27th! Learn about FDR's inspiring words and find ways to face your own fears.
Read More
Read More
Other Observances on October 7th 2026
World Cotton Day
Discover World Cotton Day on October 7th! Learn about the global importance of cotton, its history, and how you can celebrate this versatile fiber.
Read More
Read More
National Walk to School Day
Join kids and families around the globe to walk and bicycle to school on the first Wednesday in October to promote physical activity
Read More
Read More


