| Wells / Mouths |
New York Times |
26 Jun 2025 |
| Theoretical paths depicted by the circled squares |
New York Times |
25 May 2025 |
| Theoretical conduits of deep space (9) |
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| Time-travel portals (9) |
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| Hypothetical space-time shortcuts |
LA Times Daily |
04 Nov 2024 |
| Interstellar shortcuts in sci-fi stories |
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| Fantastic shortcuts |
Newsday |
22 Oct 2022 |
| Sci-fi passages |
LA Times Daily |
19 Jun 2021 |
| Sci-fi passages |
The Washington Post |
19 Jun 2021 |
| Theoretical shortcuts ... or what the four circles in this puzzle represent |
LA Times Daily |
10 Jun 2021 |
| Theoretical shortcuts ... or what the four circles in this puzzle represent |
The Washington Post |
10 Jun 2021 |
| Hypothetical cosmic shortcuts |
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