Earth Matters

Giant mega-swan discovered in New Zealand, confirming Māori legend

Capturing Florida's chameleons, one small invasive reptile at a time

A rescued sea otter pup is swimming in cute at the Vancouver Aquarium

9 extraordinary facts about North America's native bees

See astronaut's 'Burrito of awesomeness' topped with aurora sauce

Meet the hoodwinker, a massive sunfish that's been hiding for centuries

Vatican turns off iconic fountains in sign of water-saving solidarity

How to view the total solar eclipse without ruining your eyes

What you need to know about the Great American Eclipse of 2017

Man helps sea turtle swim off into the sunrise

Rescuers free a young humpback whale tangled in buoys near Cape Cod

Boost your joy with 'Planet Earth' unplugged