Zion National Park

When the Park Ranger Was Not Your Friend

Early 20th century National Park Service Rangers were a notoriously rough-and-tumble lot.
A leaf dotted with water droplets

Editors’ Picks 2018: Sustainability and the Environment

Wildfires in California, floods in Venice, robot-bees, and cows that mitigate climate change.
An Australian fur seal pup.

Give These Adorable Seals More Privacy!

When viewing boats come too close, seals and their pups stampede into the water. Scientists say it exhausts the animals.
Two deer in the woods at night

Photography Changed Americans’ Ideas about Nature

Many of our ideas about nature, wildlife, and conservation have their roots in the birth of nature photography.

DNA Forensics Can End Ivory Trafficking. Will Countries Play Along?

Scientists pinpoint poaching hotspots, but authorities aren’t always eager to join the fight.
Aerial view of the Amazon Rainforest

Indigenous Reserves and the Future of the Amazon

Swathes of the Amazon rainforest are set aside for Indigenous peoples to manage. While they aren't conservation areas, they are important to the ecosystem.
Coral conservationist Ruth Gates

Remembering Coral Conservationist Ruth Gates

Dr. Ruth Gates worked tirelessly to conserve coral reefs, promoting a controversial idea called assisted evolution.
sargassum seaweed dumped on beach

The Great Seaweed Invasion

In the Caribbean, sargassum deposits have grown to unprecedented sizes, obscuring the sand and turning nearshore waters into seething sargassum soup.

Hippo Poop Kills Fish, but There’s an Upside

A robot disguised as a crocodile is helping scientists understand that mass fish die-offs serve a purpose.
Cuckoo chick

Russian Cuckoos are Invading Alaska. Songbirds, Beware!

Songbirds may loose their entire broods to cuckoos’ parasitic tricks.