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Conservation

In 2025, researchers watched an interstellar comet, learned about human origins and traced the spread of measles.

The Ten Most Significant Science Stories of 2025, From Medical Breakthroughs to an Interstellar Visitor

All year long, these moments captivated the public, demonstrated dangerous trends, and pushed research and innovation forward

Bao Li (pictured on January 4, 2025) and Qing Bao, who are both 4 years old, are still considered teenagers in panda years.

Pandamonium

See 14 of the National Zoo’s Most Adorable Giant Panda Photos From 2025

These snapshots of Bao Li and Qing Bao capture the pair’s cutest moments, from playing in the snow to celebrating their 4th birthdays

Juvenile sunflower sea stars at the Sunflower Star Laboratory in Moss Landing, California. At this phase, each is less than an inch wide, but they can grow to be more than three feet across as adults.

A Deadly Pathogen Decimated Sunflower Sea Stars. Look Inside the Lab Working to Bring Them Back by Freezing and Thawing Their Larvae

For the first time, scientists have cryopreserved and revived the larvae of a sea star species. The breakthrough, made with the giant pink star, gives hope the technique could be repeated to save the imperiled predator

A savanna in western Maharashtra, India

Ancient Literature Suggests India’s Savannas Are Much Older Than Previously Thought

Plant species mentioned in texts from the past 800 years hint the wooded grasslands of western India have been there since ancient times, pushing back on the narrative that they are remnants of long-gone forests

Smithsonian magazine's picks for the best books about science in 2025 include Replaceable You, Dinner With King Tut and North to the Future.

The Best Books of 2025

The Ten Best Science Books of 2025

From “experimental archaeology” to the mysterious appeal of exploration, the wide-ranging subjects detailed in these titles captivated Smithsonian magazine’s science contributors this year

A bust of Plato in the Long Room at Trinity College Dublin

Coastal Cities of Europe

Go Behind the Scenes at an Iconic Irish Library as Staff Move 700,000 Historical Treasures Into Storage

Trinity College Dublin’s Old Library will close for restoration and construction in 2027. What does that mean for the medieval manuscripts and books housed there?

The new research may help scientists and conservationists better monitor African lion populations. 

Listen to a Lion’s Second Type of Roar, Which Was Just Discovered by Scientists

Researchers uncovered the previously unknown vocalization while creating an algorithm that can identify and monitor lions based on audio recordings

Asian elephant Nhi Linh, who stands in the foreground, is pregnant. Behind her is Spike, who sired the calf.

This ‘Feisty’ Asian Elephant at the National Zoo Is Pregnant. She May Birth the First Calf Born There in Nearly 25 Years

With fewer than 50,000 Asian elephants estimated to be remaining in the wild, the Smithsonian’s announcement gives hope to those working to preserve the endangered species

Seabirds are just some of the marine animals known to eat plastic. 

More Than 1,200 Marine Animal Species Eat Plastic. Ingesting Even a Tiny Amount Can Kill Them, a New Study Suggests

Researchers examined more than 10,000 animal autopsies to figure out how much plastic is too much for ocean wildlife

The Palos Verdes Kelp Forest Restoration Project near Los Angeles forms an ecosystem that is home to many creatures.

Underwater Forests Return to Life off the Coast of California, and That Might be Good News for the Entire Planet

Wondrous kelp beds harbor a complex ecosystem that’s teeming with life, cleaning the water and the atmosphere, and bringing new hope for the future

Concrete Coral by artist Leandro Erlich features 22 concrete cars submerged roughly 20 feet deep about 780 feet off the coast of Miami Beach.

Art Meets Science

Miami Beach’s Newest Art Installation Is Underwater—and It Doubles as a Habitat for Fish and Coral

Crews lowered 22 concrete cars to the ocean floor to create “Concrete Coral,” an installation by artist Leandro Erlich. The piece is the first phase of a project called REEFLINE

Amabala, a 5-year-old female who was born in captivity, is raising four healthy cubs.

Watch Four Furry and Adorable Cheetah Cubs on the Smithsonian National Zoo’s Online Feed

The “strong, active” and “vocal” babies were born during the government shutdown, and they and their 5-year-old, first-time mother, Amabala, are thriving

The specimen was discovered in Western Australia. 

This Newly Discovered ‘Lucifer’ Bee From Australia Was Named After Its Devil-Like Horns

Researchers hope the discovery shines a light on bee conservation Down Under

The new world of information supplied by drones hovering above is allowing researchers to more easily measure whale size, body condition and health; to identify individual animals from features on their bodies; and more.

From Collecting Whale Snot to Capturing Surprising Behaviors, Aerial Drones Are Giving Scientists a New View of Sea Life

The robots can hover over marine mammals and gather all sorts of information in a way that’s less invasive to the animals than researchers trying to approach them by boat or plane

More than 200 river dolphins died in Brazil's Lake Tefé in the fall of 2023, with water temperatures soaring as high as 105.8 degrees Fahrenheit, according to a new study.

Water Temperatures in Amazon Lakes Reached Hot Tub Levels in 2023, Killing Fish and Dolphins

Brazil’s Lake Tefé reached 105.8 degrees Fahrenheit during the severe drought and heat wave

Eastern hellbenders are known as "snot otters" because they're covered in a slimy, protective coating.

Scientists Are Releasing the Lovingly Nicknamed ‘Snot Otters’ Into Ohio Waterways in a Big Success for Conservation

Eastern hellbenders, the largest amphibians in North America, are in trouble, but conservationists are hard at work to help the wrinkled wonders survive

A spiny-tailed iguana on Clarion Island

Iguanas Are Native, Not Invasive, on This Mexican Island, DNA Study Suggests, Rewriting Conservation Ideas

The spiny-tailed iguanas of Clarion Island predate human presence in the Americas by tens of thousands of years, researchers say

A population of black-and-white ruffed lemurs on Madagascar is experiencing changes in the cadence of its breeding, researchers say.

Lemurs Are Having a Mysterious ‘Baby Boom’ in Madagascar. Here’s Why That Might Not Be a Good Thing

Researchers are investigating a sudden spike in pregnancies in one black-and-white ruffed lemur population that might signal environmental stress to the mammals

While seaching for Ernest Shackleton's lost ship Endurance in 2019, researchers stumbled across clusters of indentations on the seafloor.

Researchers Found Hundreds of Mysterious Dimples on the Seafloor Near Antarctica. Now They Know What Creature Made Them

The indentations are nests of fish called yellowfin notie, and they are not randomly scattered—rather, they appear to have been arranged in distinct patterns

Veterinarian Ruben Aleman surgically removed the hooks and wire, setting the bird on the path to recovery.

Fishing Line and Hooks Were Tangled in This Albatross’s Stomach. After Surgery, the Bird Is Once Again Flying Free

The juvenile Salvin’s albatross was discovered by a fisherman in Anconcito, Ecuador

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