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Science / Wildlife

The epigenetic clock is emerging as a wildlife conservation tool.

This ‘Clock’ Could Warn of Hidden Stresses to Animals, Offering a Long-Sought Signal That a Population Is Nearing Collapse

The epigenetic clock measures biological age and could help scientists assess the health of polar bears, dolphins, baboons and other threatened creatures “while recovery is still possible”

Jane Goodall visiting a chimpanzee rescue center in 2018 in Entebbe, Uganda

Jane Goodall, Legendary Primatologist and Anthropologist, Dies at 91

She was considered the world’s leading expert on chimpanzees and was renowned for her global conservation efforts

An 1844 illustration of mink

The Life, Loss and Lore of the Sea Mink

It might be among the first mammals to go extinct in North America after colonization. But can scientists prove it was even a distinct species?

Scientists scavenge the docks of Manhattan’s Hudson River Park in pursuit of boluses—masses of undigestible materials expelled by gulls.

Gulls’ Spit-Up Gunk Can Help Ecologists Understand Human Pollution

Researchers and student volunteers pick up what seabirds throw up, then examine it for clues about our impact on the environment

A sea lamprey shows off its nightmarish mouth.

This Invasive Vampire Fish Is Helping Researchers Understand the Human Nervous System in Jaw-Dropping Ways

The sea lamprey looks like it’s from another planet, but this ancient creature has a surprising amount in common with humans

The orca known as “Old Thom” swims in front of researchers in the Bay of Fundy.

The Curious Case of ‘Old Thom,’ an Orca Traveling Alone in the North Atlantic

Sightings of the marine mammal captivate the public and baffle scientists

A historian inspects oysters from a reef on the Nansemond River, in Virginia.

Can Scientists Help Oysters Thrive Again?

Dredging and pollution devastated the once-bountiful reefs. Careful science may help bring them back

Moms and dads of just about every species can relate to this image of a cub climbing on its parent’s back.

Smithsonian Photo Contest Galleries

Behold These 15 Photographs of Big, Beautiful Bears

Get an up-close look at these massive mammals … from a safe distance

Inmate Willie H. feeds juvenile robins that are being rehabilitated in prison.

In Prisons Across Ohio, These Inmates Are Finding Meaning by Saving Orphaned and Injured Animals

The Ohio Wildlife Center’s hospital sends critters to five facilities for care before eventual release

The domestication of some species of bumblebee has had unintended consequences.

A Deep Look Into the Wild and Not-So-Wild World of Bumblebees

Over the past several decades the lives of the domesticated and native pollinators have increasingly overlapped

Animal life seemed to explode into a wide variety of new forms in the Cambrian period.

What Led Life to Flourish Roughly 520 Million Years Ago?

Changes to the world’s oceans and the rise of certain predators may have driven diversification

Many different types of animals, from birds to orcas, are affected by human noise.

Five Dramatic Ways Animals Respond to Human Noise, From Mimicking Car Alarms While Wooing Mates to Calling Higher Over the Din of Traffic

As human-caused sound gets louder around the world, some animals change their behavior and many creatures suffer health issues

An aardvark emerges from its burrow.

Could Aardvark Burrows Be Ground Zero for the Next Pandemic?

Animals of all kinds mix and mingle in the underground refuges, offering troubling opportunities for diseases to jump species

Predatory dinosaurs like Acrocanthosaurus perform a mating dance. Fossils indicating such a dance took place, possibly by this species, were described in 2016.

From Dinosaur Scratches to Insects in Amber, How Paleontologists Uncover Prehistoric Courtship

Researchers have found fossil evidence of varied creatures wooing and mating, as they continue to search for the telltale signs of dinosaurs copulating

Dustin Partridge of the New York City Bird Alliance looks for migrating birds during the 2024 Tribute in Light in New York City.

The New Science of Aeroecology Reveals So Much About the Amazing Creatures That Populate the Skies and How Humans Can Ensure Their Survival

The sky above us is a complex ecosystem, just like the land and sea. A new field of research is bringing a fresh understanding of the birds, bugs and other species that live there

Five-year-old Segi, rescued in 2021, learns how to climb at “jungle school,” run by the Borneo Orangutan Survival Foundation.

An Orangutan Sanctuary in Borneo Is Giving the Endangered Primates a Second Chance, Just When They Need It Most

The critically endangered species gets a helping hand from an Indonesian facility as the island’s human population is about to explode

Where did the Big Bang take place? Is it now at the center of the universe? 

Where Did the Big Bang Happen? And More Questions From Our Readers

You’ve got questions. We’ve got experts

The only human development on Tetepare is a small research center and ecolodge on the western corner of the island, which is otherwise covered in lush rainforest and lined by coral reefs and meadows of seagrass.

Why Is Tetepare the South Pacific’s Largest Uninhabited Island?

Descendants of the island’s former inhabitants struggle to balance environmental conservation with sustaining their community’s livelihoods

Mexican tetras lost their eyes in multiple ways.

These Cavefish Lost Their Eyes, but They Gained Some Pretty Nifty Traits

Mexican tetras that got swept into pitch-black caverns had no use for the energetically costly organs

Researchers are studying pollen grains for applications across medicine and engineering.

For the Allergy-Ridden, Pollen Can Be a Nuisance. But Scientists Are Using the Powdery Stuff to Make Paper, Sponges and More

Re-engineered into a microgel, pollen could become a critical material for eco-friendly products

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