U.S. Department of Energy @ENERGY
What has powered over 2️⃣ dozen U.S. space 🚀 missions & are capable of producing heat & electricity in deep space for decades without any maintenance 🤔? #Radioisotopes of course! To learn more 👉🏻 https://t.co/ob6ztXzgI6 https://t.co/7daIDsH3O8 — PolitiTweet.org