"A quarter of a century ago, they were the hottest thing in physics, with a 1987 conference session about them going down in history as "the Woodstock of physics". So what happened next for high-temperature superconductors? Ted Forgan recalls those euphoric early days and assesses the remaining challenges in this still-developing field."
"For more than 150 years, spark plugs have powered internal combustion engines. Automakers are now one step closer to being able to replace this long-standing technology with laser igniters, which will enable cleaner, more efficient, and more economical vehicles."