Still have products with the dreaded "microbead?" Mr. Green tells us how to dispose of them.
Check out these 5 all-natural spectacles to enjoy this holiday instead of problematic man-made fireworks
Ian Timothy spent a year making this tiny John Muir come to life in a stop-motion short.
Sierra magazine's official video blog that explores the wonderful world of the outdoors, how we can protect it, and the awesome science that goes with it.
Surf filmmaker Morgan Maassen stuns viewers with his passion and appreciation for the ocean in his latest short, "Water."
Search for creatures of legend and explore their beautiful natural habitats.
Climate denialist coal baron to sue EPA over easily disprovable right-wing talking point. Pass the popcorn!