CUE Crossword #13

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Across
  1. 2. Multitalented immortal time traveler? Probably not (5, 2, 2, 7)
  2. 6. A lesson in infinities (3, 8, 5, 5)
  3. 9. Cut a lemon and put it in space (5, 5, 6)
  4. 10. Fruit of puberty (5, 5)
  5. 11. Infamous Roman (4)
  6. 12. Istanbul skyscraper (8)
  7. 13. Atomic spy (5, 5)
  8. 15. Indonesian sun (4, 4)
  9. 16. Intelligent bird (7, 4)
  10. 18. "Rapper" with 125 tentacles (9, 7)
  11. 19. Foreigner with a George Cross (8, 5)
  12. 20. Utopia atop a dystopia (10)
Down
  1. 1. Medieval anticoagulant treatment (8, 9, 5)
  2. 3. OG Lady Justice (6)
  3. 4. Poisonous fly, not venomous (3, 6)
  4. 5. Pick the right door (3, 5, 4, 7)
  5. 7. Horror film (3, 7, 2, 2, 8)
  6. 8. Medical bedtime (11)
  7. 14. Golden rays (8)
  8. 17. Those who eat the narcotic fruit (5, 6)