We're entering the Earth's sixth era of extinction -- and it's the first time humans are to blame. CNN introduces you to the key species and people...

A documentary on Al Gore's campaign to make the issue of global warming a recognized problem worldwide.

From the unique vantage point of 200 miles above Earth's surface, we see how natural forces - volcanoes, earthquakes and hurricanes - affect our...

A real-time reconstruction of time-lapse photographs taken on board the International Space Station by NASA’s Earth Science & Remote Sensing...

Roddy McDowall takes you, film by film, from production meetings to make-up sessions, then right onto the movie set to see the actual filming of the...

Thule, Greenland, also called Qaanaaqis, one of the northernmost towns in the world. As the climate warms and the ice caps begin to melt, the gentle...

The earliest home of life on Earth was probably in the warm shallows of the ocean...

Wars of the future will be fought over water as they are over oil today, as the source of human survival enters the global marketplace and political...

Aftermath: Population Zero investigates what would happen if every single person on Earth simply disappeared. Explore the interactive world without...

A look at the state of the global environment including visionary and practical solutions for restoring the planet's ecosystems. Featuring ongoing...

The wildly funny and touching story of a lonely Hawaiian girl and the fugitive alien who helps to mend her broken family.

Four misfits find themselves struggling with ordinary problems when they are suddenly pulled through a mysterious portal into the Overworld: a...

Plagued by a violent recurring nightmare, college student Stefanie heads home to track down the one person who might be able to break the cycle and...

One year after her sister Melanie mysteriously disappeared, Clover and her friends head into the remote valley where she vanished in search of...

Ethan Hunt and team continue their search for the terrifying AI known as the Entity — which has infiltrated intelligence networks all over the...

A tragic accident pushes the powerful Sikandar to protect the less fortunate by standing up to corruption and greed — using any means necessary.

A treasure-hunting mastermind assembles a team for a life-changing adventure. But to outwit and outrun threats at every turn, he'll need someone even...

Who will be voted queen at Shadyside High's 1988 prom? For underdog Lori, competition is cutthroat even before someone starts killing off the...

In a remote village on the island of Carpathia, a shy farm girl named Yuri is raised to fear an elusive animal species known as ochi. But when Yuri...

A platoon of Navy SEALs embarks on a dangerous mission in Ramadi, Iraq, with the chaos and brotherhood of war retold through their memories of the...