A New Record for the Highest Temperature We've Ever Created: A Whopping 4 Trillion Degrees Celsius

Guinness World Records has recognized Brookhaven National Laboratory's Relativistic Heavy Ion Collider as the device which has set a new standard for achieving the "Highest Man-Made Temperature": a mind boggingly extreme 4 trillion degrees Celsius -– which is 250,000 times hotter than the center of the Sun.