| 1 | Explanation: What happens when a star runs out of nuclear fuel? | |
| 2 | The nuclear deal will allow American companies to sell nuclear fuel, reactors and technology to India. | |
| 3 | The transportation and long-term disposal of nuclear fuel is remains a concern for nuclear plants. | |
| 4 | Stars like our sun fuse hydrogen in their cores into helium. White dwarfs are stars that have burned up all of the hydrogen they once used as nuclear fuel. | |
| 5 | Both sides are expressing concern over North Korean statements on Friday that Pyongyang is continuing to extract plutonium from spent nuclear fuel for material useable in weapons. |