Inside your body, trillions of microbes may be shaping your health.
Explore the hidden ecosystem of the human microbiome and what new science is revealing about its role in digestion, immunity, vitamins, and even communication with the brain. Comparing Western populations with more diverse microbiomes in non-Western communities, this episode asks how modern life may be changing us and what that could mean for healthier living.
Frequently asked questions
Thousands of the world's best documentaries and factual programming — nature, history, science, technology, and biography — including exclusive Curiosity Originals like Hacking our Microbiome. Stream it all ad-free, anytime.
Plans are billed annually — every plan streams in 4K. The Smart Bundle adds four partner services. There are no contracts — cancel anytime.
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.
Yes. The library is full of family-friendly nature and science programming, and the Smart Bundle includes Kidstream — carefully chosen, ad-free shows kids will love and parents can trust.
Absolutely. There are no contracts and no cancellation fees — manage or cancel your plan anytime from your account settings.
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.
Yes. Start on any plan and move up to the Smart Bundle whenever you like — the change takes effect right away, and your billing is simply prorated from your account settings.
Start watching Hacking our Microbiome today
Stream thousands of award-winning documentaries. Cancel anytime.