Season
Where to Watch Nova Season 4 in the US
Nova is available with a subscription, free with a participating library card, or to buy in the United States.
Subscription
Free with a library card
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Series availability last checked Oct 8, 2026.
Nova viewing options
- Watch the series with a subscription on PBS (HD), PBS America (HD), PBS Documentaries (HD), and YouTube TV (HD).
- Watch the series free with a participating library card on hoopla.
- Buy available seasons on Apple TV Store, Fandango at Home, and Prime Video.
Available seasons and episodes vary by service.
Episodes
- S04E01 — Hitler's Secret Weapon1977-01-05
- S04E02 — The Hot Blooded Dinosaurs1977-01-12
- S04E03 — What Price Coal?1977-01-19
- S04E04 — The Sunspot Mystery1977-02-02
- S04E05 — The Plastic Prison1977-02-09
- S04E06 — Incident at Brown's Ferry1977-02-23
- S04E07 — Bye Bye Blackbird1977-03-02
- S04E08 — The Pill for the People1977-03-09
- S04E09 — The Gene Engineers1977-03-16
- S04E10 — The Human Animal1977-03-23
- S04E11 — The Wolf Equation1977-03-30
- S04E12 — The Dawn of the Solar Age1977-04-20
- S04E13 — The Business of Extinction1977-04-20
- S04E14 — The Red Planet1977-04-27
- S04E15 — Tongues of Men: Part 11977-05-11
- S04E16 — Tongues of Man: Part 21977-05-18
- S04E17 — Linus Pauling: Crusading Scientist1977-06-01
- S04E18 — Across the Silent Barrier1977-06-22
- S04E19 — The New Healers1977-06-29
Seasons and episodes
Watch links for each season and episode are the same services that carry Nova.
- Season 118 episodes
- Season 29 episodes
- Season 317 episodes
- Season 419 episodes
- Season 520 episodes
- Season 617 episodes
- Season 719 episodes
- Season 820 episodes
- Season 918 episodes
- Season 1020 episodes
- Season 1115 episodes
- Season 1217 episodes
- Season 1316 episodes
- Season 1421 episodes
- Season 1518 episodes
- Season 1618 episodes
- Season 1718 episodes
- Season 1818 episodes
- Season 1914 episodes
- Season 2020 episodes
- Season 2120 episodes
- Season 2219 episodes
- Season 2319 episodes
- Season 2416 episodes
- Season 2515 episodes
- Season 2617 episodes
- Season 2718 episodes
- Season 2812 episodes
- Season 2911 episodes
- Season 3014 episodes
- Season 3112 episodes
- Season 3211 episodes
- Season 3314 episodes
- Season 3412 episodes
- Season 3513 episodes
- Season 3614 episodes
- Season 3716 episodes
- Season 3818 episodes
- Season 3915 episodes
- Season 4023 episodes
- Season 4122 episodes
- Season 4220 episodes
- Season 4319 episodes
- Season 4417 episodes
- Season 4522 episodes
- Season 4623 episodes
- Season 4716 episodes
- Season 4818 episodes
- Season 4918 episodes
- Season 5018 episodes
- Season 5115 episodes
- Season 5215 episodes
- Season 535 episodes
Where to Watch Nova Season 4 in the US — common questions
- Where to watch Nova Season 4 in the United States?
- Nova is available with a subscription, free with a participating library card, or to buy in the United States. Nova viewing options Watch the series with a subscription on PBS (HD), PBS America (HD), PBS Documentaries (HD), and YouTube TV (HD). Watch the series free with a participating library card on hoopla. Buy available seasons on Apple TV Store, Fandango at Home, and Prime Video. Available seasons and episodes vary by service.
- Where can I watch Nova Season 4 in the United States?
- Nova is available with a subscription, free with a participating library card, or to buy in the United States. Nova viewing options Watch the series with a subscription on PBS (HD), PBS America (HD), PBS Documentaries (HD), and YouTube TV (HD). Watch the series free with a participating library card on hoopla. Buy available seasons on Apple TV Store, Fandango at Home, and Prime Video. Available seasons and episodes vary by service.