Southern Company, a leading utility, is partnering with Bill Gate's TerraPower to develop a molten chloride fast reactor (MCFR) that uses liquid salts as both a coolant and fuel. Working with consortium of experts to accelerate this work, the group will begin testing in a $20 million test facility starting in 2021 while targeting to beta test their design in the late 2020s.

Read more at the Office of Nuclear Energy: Southern Company and TerraPower Prep for Testing on Molten Salt Reactor.