WIRED @WIRED
A nuclear reactor core is one of the most extreme human-made environments on the planet. These scientists just figured out how to 3D print one. When it comes online in 2023, it will be the first nuclear reactor in the world with a 3D printed core: https://t.co/X2sgesCGgM https://t.co/qMSo8C6fgk — PolitiTweet.org