Investigate

Largest King Penguin Colony in the World Drops by 90%

How Empathetic Is Your Dog?

Lassie Got Help, Would Your Dog?

Mars Is Frigid, Rusty and Haunted. We Can’t Stop Looking at It.

In a Remote Convent, an Endangered Salamander Finds a Shot at Renewal

California’s Birds Are Testing New Survival Tactics on a Vast Scale

The Young Sun’s Outbursts Were Trapped in Blue Crystals From Outer Space

‘Global Greening’ Sounds Good. In the Long Run, It’s Terrible.

What the ‘Blood Moon’ Lunar Eclipse Looked Like

‘Blood Moon’ Provides Dramatic Sights, and a Dose of Folklore

What Is a Genetically Modified Crop? A European Ruling Sows Confusion.

Grieving Orca Carries Dead Calf for More Than 3 Days: ‘She’s Just Not Letting Go’

Hives in the City

Worker Ants: You Could Have Been Queens

‘Amazing Dragon’ Discovery in China Reshapes History of Dinosaurs’ Evolution

How to See Mars Opposition and Closest Approach to Earth

Australia’s Endangered Quolls Get Genetic Boost From Scientists

An Underground Lake Is Detected on Mars, Raising the Potential for Alien Life

1 Hen, 76 Ducklings: What’s the Deal With This Picture?

Fish Will Start Losing Sense of Smell as Carbon Dioxide Levels Rise, Study Finds

Many Genes Play a Role in Educational Attainment, Enormous Genetic Study Finds

Who Was the Real Lorax? Seeking the Inspiration for Dr. Seuss.

The Flush Is Just the Beginning

In Mozambique, a Living Laboratory for Nature’s Renewal

Fukushima’s Nuclear Imprint Is Found in California Wine (Drinkers, Don’t Panic)

You Should Actually Send That Thank You Note You’ve Been Meaning to Write

White Clover Can Be an Annoying Weed. It May Also Hold Secrets to Urban Evolution.

Why Are Some Crows Committing Acts of Necrophilia?

The Stuff That Helps Leeches Get Their Fill of Blood

Don’t Squish the Jellyfish. Catch It With a Robotic Claw.

Fossils Trapped in Amber Offers Clues to the Origins of Snakes

79 Moons of Jupiter and Counting

The Hidden Power of Squirting Fruit

Secrets of Citrus Micro-Jets

The Neutrino Trappers

Ancient Romans Hunted ‘Sea Monsters.’ Were They Whales?

Babies’ Cries May Foretell Their Adult Voices, a Study Shows

What Breeds Make Up This Mutt?

Drought and Drone Reveal ‘Once-in-a-Lifetime’ Signs of Ancient Henge in Ireland

Women Making Science Videos on YouTube Face Hostile Comments

Tracing the Source of Cosmic Rays to a Blazar Near Orion

New Clues to How the Biggest Dinosaurs Got So Big

Is Your Horse in a Good Mood? See if It Snorts.

Archaeologists in China Discover the Oldest Stone Tools Outside Africa

This Snail Goes Through Metamorphosis. Then It Never Has to Eat Again.

Orcas of the Pacific Northwest Are Starving and Disappearing

Why Is the Corpse Flower So Stinky?

Never Mind the Summer Heat: Earth Is at Its Greatest Distance From the Sun

The Lost Dogs of the Americas

Hybrid Embryos of Near-Extinct Rhino Created in Lab