Wilderness & Resources

What makes a champion tree?

13 glittering, record-setting gems to ogle

​How a caustic lake in Tanzania became a flamingo paradise

7 superlatively spooky forests

Hundreds of ancient human footprints found near volcano

Daredevil dogs skydive to fight poaching

Yellowstone National Park has more cell coverage, and not everyone is happy about it

15 things Obama has done for the environment

Massive coral reef discovered thriving off the coast of Maui in deep water

8 amazing examples of biomimicry

Extinct elm tree rediscovered at queen's Edinburgh residence

An itsy-bitsy redwood forest flourishes in downtown Brooklyn