Find out more about where you live, the Earth, on this Science Trek episode.

Biosphere 2 was a system science research project that recreated Earth’s major climates – rainforests, deserts, plains, oceans, reefs – in miniature.

Watch an exclusive clip from 'Earth to Michael,' a documentary directed by Nico López-Alegría and ZZ about the gulf between ...

Earth—the big, beautiful planet that we call home—is worth marveling at, exploring, and protecting. In honor of Earth Day, here are 5 NOVA documentaries that celebrate our planet and all its ...

This year’s specials include a Greta Thunberg documentary, a David Attenborough extravaganza, James Cameron on whales and Cher rescuing an elephant.

"Earth from Space" a new documentary premiering on PBS tonight (Feb. 13) shows how scientists use Earth-observing satellites to discover how interconnected the planet's systems are.