450 butterfly species rapidly declining due to warmer autumns in the western U.S.

Tree of heaven is a hellish invasive species. Could a fungus save the day?

First great apes at U.S. zoo receive COVID-19 vaccine made for animals

Many exotic pets suffer or die in transit, and beyond—and the U.S. government is failing to act

A year into the pandemic, Nat Geo photographers turn their lenses on pets

The world’s oldest known wild bird just turned 70—why she’s so special

What the mink COVID-19 outbreaks taught us about pandemics

Yellow penguin spotted in Antarctica—here's why it's so rare

A lemur died from tuberculosis—a likely victim of the illegal pet trade

Nearly 5,000 sea turtles rescued from freezing waters on Texas island

Selfie-taking tourists risk giving wild gorillas COVID-19, other diseases

Planting trees helps fight climate change—but we need billions more seedlings

Rivers and lakes are the most degraded ecosystems in the world. Can we save them?

Solar panels and batteries on your home could help prevent the next grid disaster

The origins of environmental justice—and why it’s finally getting the attention it deserves

The unintended environmental benefit of Cuba's isolation

Same force behind Texas deep freeze could drive prolonged heat waves

The Keystone XL pipeline is dead. Now what?

This in-demand plant is evolving to hide from its predator—humans

These widely used insecticides may be a threat to mammals too

Oil drilling on sensitive New Mexico public lands puts drinking water, rare caves at risk

The world’s wetlands are slipping away. This vibrant sanctuary underscores the stakes.

America's first investigative journalist got her start in an asylum

The forgotten first emancipation proclamation

Buried for 4,000 years, this ancient culture could expand the 'Cradle of Civilization'

The untold story of the world’s fiercest tank battle

Oldest dog remains in Americas discovered in Alaska

Text messages capture heartbreaking goodbyes of COVID-19 victims

How do we know what ancient Greek warriors wore for battle? It's in 'The Iliad.'

Sentenced to death, but innocent: These are stories of justice gone wrong.

3-ton parts of Stonehenge may have been carried from earlier monuments

How ancient astronomy mixed science with mythology

This ivory relic reveals the colonial power dynamic between Benin and Portugal

India’s Bharat Biotech says its COVID-19 vaccine is 81-percent effective

Are you procrastinating more? Blame the pandemic.

The priceless primate fossils found in a garbage dump

The U.S. may soon have a third vaccine. Here's how it works

Uncovering life’s operating code

New drugs identified as possible tools to fight COVID-19

Six products that helped beat Day Zero

Watch the first-ever video of a spacecraft landing on Mars

The eccentric scientist behind the ‘gold standard’ COVID-19 test

Why kids need their own COVID-19 vaccine trials

From outbreak to immunity

Where to see northern California’s most spectacular waterfalls

Invasive grass is overwhelming U.S. deserts—providing fuel for wildfires

Playing it cool: these artists make music with ice

These 9 memorials trace the global impact of slavery

America’s newest national park is a haven for hiking, climbing, and rafting

From ‘Herbie the Love Bug’ to punch buggy, the Beetle remains iconic in Mexico

‘It really is like flying.’ Explore wild skating on nature’s ice

The legendary community that fought for its freedom in Jamaica

Why this salty Massachusetts coastal town hooks artists

Families are leading a new wave for Black travelers

Winter is prime time for watching bald eagles—here’s how