The unlikely alliances created by 'Pokémon Go'

5 reasons why biodiversity is a big deal

Why is it so hard to create a national park?

Orchids 101: The biology behind these elegant flowers

12 types of waterfalls to see in your lifetime

Why we should be fighting for the 'Galapagos of North America'

Bucharest's new urban nature park is a 450-acre twist of fate

What makes this waterfall light up like fire?

10 mountain hikes for city-dwellers

The pleasures (and pains) of Patagonia

How to keep a nature journal

Short film explores the massive wildlife impacts of a U.S.-Mexico border wall