display all the ideas for this combination of texts
3 ideas
| 5083 | Do things come to be from what is, or from what is not? Both seem problematical. [Aristotle] |
| 21108 | The universe is precisely 13.72 billion years old [Krauss] |
| 21111 | It seems likely that cosmic inflation is eternal, and this would make a multiverse inevitable [Krauss] |