David Attenborough reveals the secret language of Earth’s living lights.
Guided by David Attenborough, explore the science behind bioluminescence, from fireflies and glowing fungi to luminous seas and deep-ocean creatures. New camera technology captures this phenomenon with striking clarity as researchers uncover how living light can attract, warn, deceive, and survive. Sign up to see nature transformed into one of its most mysterious spectacles.
Love David Attenborough's Light On Earth? It’s just the start.
Join now to unlock the whole library — thousands of award-winning documentaries beyond David Attenborough's Light On Earth, from the deep ocean to deep space.
Trending Now
- New shows weeklyFresh documentaries land every week.
- Exclusive originalsAward-winning films you can’t stream anywhere else.
- Watch anywherePhone, tablet, web and TV — pick up where you left off.
- No commitmentNo contract. Cancel in a click.
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
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 David Attenborough's Light On Earth — in up to 4K, ad-free, on all your devices.
David Attenborough's Light On Earth 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.