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Free Science & Nature at Home: NASA, PBS & More

Published October 2026 · Last verified October 2026

Where to Find Free WonderThe main free homes for science and natureBest forWhereNASALive space,imagesApp / nasa.govPBSNOVA, NatureFree PBS appCornell LabBird cams,Merlin IDApp / websiteLibrary appsDocumentariesKanopy, HooplaAll free to enjoy -- some offer optional members' tiers you never need.
Where to find free science and nature, and what each offers.
From App to WonderFour easy steps1Pick a subjectSpace, birds,or nature2Install free appNASA, PBS,or Merlin3Open & exploreLive feeds,programs, cams4ShareWith thegrandchildrenNo credit card needed for the free material -- and wonderful to share.
Four easy steps from a free app to a world of wonder.

The universe and the natural world are free on your screen. Watch NASA live from space, PBS's beloved nature programs, and live bird cams — and name the bird at your feeder with a free app. Wonderful with grandchildren. Want a hand? (330) 200-8042.

Bill Davis
Bill's Home Tech · Atwater, Ohio
Want the full deep-dive?
Download the printable 25-page guide
PDF · 25 pages · plain English · no ads · made by Bill
Cost
Free (some optional tiers)
Space
NASA app / nasa.gov
Programs
Free PBS app
Birds
Merlin + Cornell cams

The universe and the natural world are free on your screen. Watch NASA live from space, PBS's beloved nature programs, and live bird cams — and name the bird at your feeder with a free app. Wonderful with grandchildren. Want a hand? (330) 200-8042.

What's inside this guide

The printable PDF walks through 35 short chapters, in plain language. It also includes at-a-glance pictures.

  1. Read this first — the universe and the natural world, free on your screen
  2. The short version
  3. Why this is worth your while
  4. NASA: space, free and live
  5. PBS: beloved science and nature programs
  6. The Cornell Lab: birds, live and identified
  7. Nature and science documentaries, free
  8. Joining in: gentle citizen science
  9. Stargazing apps: naming the night sky
  10. Getting it onto the big television
  11. Getting started, step by step
  12. The great space telescopes
  13. The oceans and the creatures of the deep
  14. Gardens, plants, and the growing world
  15. The human body and health science
  16. Keeping a nature notebook
  17. Science and nature with the grandchildren
  18. The weather and our planet, live
  19. Science you can do with a phone
  20. Making a habit of wonder
  21. Zoo and safari cameras, live
  22. Following a space mission
  23. If a feed will not load
  24. Two ways people come to this — and both are fine
  25. Setting it up for a parent
  26. Keeping it safe and free
  27. Common mistakes
  28. Common questions
  29. Is all of this really free?
  30. What is the easiest thing to start with?
  31. Can the grandchildren watch safely?
  32. Can Merlin really name a bird from its song?
  33. Can I watch this on my television?
  34. The quick recap
  35. You do not have to do this alone

Get the printable guide

Everything above is a quick summary. The full, printable guide — the same words, laid out to read and keep by the computer — is a free PDF.

Download the printable PDF →

Last verified October 2026. Information accurate as of October 25, 2026.

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✍️ Every guide researched, written, and reviewed by Bill — your local Portage County tech.