John Goodenough, the American co-inventor of Lithium-ion batteries and Nobel laureate, has passed away at the age of 100. He played a significant role in the development of Random Access Memory (RAM) for computers and was a professor at the University of Texas at Austin. Goodenough's invention of Lithium-ion batteries has had a profound impact on the world, enabling the creation of portable devices with decent battery life and light weight. His legacy will continue to shape the world of technology and energy storage.