Curiosity Stream
Curiosity Original

Fixing A Broken Heart

Breakthrough
97% loved this4KCC
Plans start at $4.17/month

Inside the race to heal hearts with imaging, stem cells, and bioprinting.

Explore how scientists are confronting the world’s leading cause of death through powerful new imaging, regenerative medicine, and the possibility of printing a functioning heart. From microscopic repair signals to lab-grown cardiac tissue, this episode reveals how today’s research could reshape tomorrow’s treatment and rewards anyone curious about where medicine is heading.

Love Fixing A Broken Heart? It’s just the start.

Join now to unlock the whole library — thousands of award-winning documentaries beyond Fixing A Broken Heart, from the deep ocean to deep space.

  • New shows weekly
  • Exclusive originals
  • Watch anywhere
  • No commitment

Pick the plan that’s right for you.

Flexible plans, no contracts.

Thousands of documentaries across nature, history, space, and science.

  • Watch in 4K on all your devices
  • Download and watch offline
  • Stream ad-free — cancel anytime
Cancel anytime, on either plan.

Thousands of documentaries across nature, history, space, and science.

  • Up to 4K
  • Offline downloads
  • Ad-free

Frequently asked questions

Yes. Every plan unlocks the full library — including all Curiosity Originals like Fixing A Broken Heart — in up to 4K, ad-free, on all your devices.

Fixing A Broken Heart is a Curiosity Original, exclusive to Curiosity Stream. Plans start at $4.17/month.

Watch on the web, iOS and Android, Roku, Apple TV, Amazon Fire TV, Chromecast, Android TV, and most smart TVs. Start on one device and pick up right where you left off on another.

Curiosity Stream is our streaming service — thousands of documentaries and originals. The Smart Bundle is Curiosity Stream plus four other independent streaming services (Tastemade, Kidstream, Curiosity University, and SOMM TV) on a single subscription.

Got your answer? Pick a plan and start streaming.