Wilderness & Resources

Explore the urban canopies of major cities with Treepedia

The once hopelessly polluted Anacostia River is making a comeback

13 great things that happened in 2016

See Old Faithful erupt with a snowy plume

Visit Antarctica's colorful underwater world

Massive river of molten iron found flowing in Earth's core

These may be the prettiest maps you'll ever see

Italy's deadly supervolcano is readying itself for another eruption

Unknown 'ghost octopus' found 2.6 miles deep

President Obama protects the Arctic Ocean from oil drilling

Americans are quietly preserving 56 million acres of private land

Meteorite fragment contains bizarre crystals never seen before in nature