Life in the Blue

Follow ocean legend Sylvia Earle, renowned underwater National Geographic photographer Brian Skerry, writer Max Kennedy and their crew of teenage aquanauts on a year-long quest to deploy science and photography to inspire President Obama to establish new Blue Parks to protect essential habitats across an unseen American Wilderness.

Coral biologists are concerned about the genetic health of many endangered coral. This short film follows a team of Smithsonian scientists as they attempt to use cryopreserved coral sperm to introduce DNA to new populations of elkhorn coral. If this technique works, it could have lasting impacts on how we are able to protect and restore endangered coral species from near extinction.

Computer-generated imagery and other visualization techniques reveal how it would look if all the water was removed from RMS Titanic's final resting place.

A look at the state of the global environment including visionary and practical solutions for restoring the planet's ecosystems. Featuring ongoing dialogues of experts from all over the world, including former Soviet Prime Minister Mikhail Gorbachev, renowned scientist Stephen Hawking, former head of the CIA R. James Woolse

Girt By Sea is a cinematic love letter to the coastline of Australia - a poetic celebration of our connection to the sea as documented through archival footage over the past 100 years.

Asia is home to the world's most lethal serpents, but which of its scores of slithering predators is the deadliest? Join venom expert Bryan Fry on his cross-continental quest to find the perfect serpentine killer.

BBC The Natural World. In 2004, a team from the Planet Earth series captured the first ever film of a wild snow leopard in the mountains of Pakistan. For Nisar Malik, who led the expedition, these images sparked a passion that compelled him to return. With cameraman Mark Smith, he spent two years documenting the snow leopard's daily life, finally lifting the veil on the most elusive of all cats.

Oceanographers have been gripped by a new spirit of discovery and have undertaken the biggest population census of ocean species ever conducted - a "Census of Marine Life". The quest: to find out when and where it all began. Where did the water come from? How was life created in the oceans? And how did it evolve to the enormous diversity we see today? Join National Geographic as we travel more than 4 billion years into the past to uncover how oceans and marine life came to exist.