The Evolution of LED Lighting: A journey Through History

The invention of LED lights has transformed how we illuminate our lives. Understanding the history of LED technology reveals a fascinating journey of innovation and collaboration. 
 
1879: The Light Bulb's Birth: Thomas Edison officially invented the light bulb in 1879, laying the groundwork for future lighting innovations. 
 
1907: Discovering Electroluminescence: Henry Joseph Round discovered electroluminescence while experimenting with silicon-carbide crystals, marking a key theoretical step toward LED technology.
 
1927: The First LED: Oleg Losev created the first officially recognized LED in 1927, sparking interest among scientists worldwide.
 
1962: The First Visible spectrum LED: Nick Holonyak developed the first LED emitting visible red light in 1962, opening doors for further advancements.
 
1994: High-Luminosity Blue LED: Shuji Nakamura, Isamu Akasaki, and Hiroshi Amano created the first high-luminosity blue LED in 1994, leading to white LEDs and earning a Nobel Prize in Physics in 2014. 
 
Present Day: A Bright Future: Today, LED lights are known for their energy efficiency and versatility, with ongoing research exploring innovative applications, including biotherapeutics.