Conservation

In makeshift home laboratories, a team of scientists discovered that cotton flannel is the optimal fabric, and their latest study says that the moisture from our breath makes the mask more effective.

How to Build a Better Homemade Face Mask, According to Science

When Covid-19 hit, Smithsonian researchers set up makeshift home laboratories to conduct groundbreaking studies on mask fabric materials

Researchers propose storing genetic material from each of Earth's 6.7 million species of known organisms to safeguard life on our planet from annihilation.

Sending DNA From Earth's 6.7 Million Species to the Moon to Safeguard Life

Researchers propose constructing a 'lunar ark' to provide our planet with a 'reset button' in the event of a world-ending catastrophe

Wildlife often reclaims areas deemed uninhabitable for humans, such as Nomans Land, Massachusetts, which was once a US Navy testing site.

This Uninhabited Island Off of Massachusetts Is Littered With Bombs

Whether wildlife refuge, research destination or restored traditional homeland, the fate of Nomans Land is up for debate

A young male in Lassen County, California, wears a collar that transmits his location. He was in a litter of four pups born in the area in 2019.

The Wolf That Discovered California

Nearly a century after the last wolf was eradicated in the state, a lone female arrived and established a pack. Not everyone is cheering

Panamanian golden frogs—such as F1, seen here—are native to the rainforests and cloud forests of Panama but haven't been seen in the wild since 2009. Each creature's bright coloration warns predators of its deadly skin, which contains enough toxins to kill 1,200 mice.

A Small Band of Panamanian Golden Frogs Is Saving Their Species From Oblivion

Victims of a deadly fungus, the amphibians are now being selectively bred through a program at the Smithsonian's National Zoo

The lights of the Philadelphia skyline at night.

Philadelphia Skyscrapers Turn Lights Off to Save Migrating Birds

A new program aimed at reducing deadly collisions with buildings for migrating birds is set to begin on April 1

Partially protected areas are often proposed as a way to bolster marine life and to improve people’s enjoyment of the ocean—neither of which seems to be happening.

Partially Protected Marine Areas Have Little Benefit, Scientists Say

Compared to fully safeguarded marine protected areas, the zones don't show a lot of positive effects for marine life or people’s enjoyment

Satellite images comparing bull kelp canopy cover (gold shading) 2008 and 2019 off the coast of Mendocino and Sonoma Counties in Northern California.

Satellite Imagery Shows Northern California Kelp Forests Have Collapsed

Researchers say they're not sure these iconic coastal ecosystems will be able to make a comeback anytime soon

A female ruby-throated hummingbird sips nectar from a flower.

How Do You Weigh a Hummingbird?

Find out how animal keepers weigh Spot, the hummingbird, and get tips on attracting the tiny beauties to your backyard

Bryophytes in the tropics are threatened due to lack of information and research.

Step Into the Mossy World Where Tiny Plants Play an Outsized Role in the Environment

Bryophytes are an important part of our environment, but in the tropics, there's still much to learn about them

The western monarch butterfly has declined by 99.9 percent since the 1980s, according to the latest population assessment.

Climate Change Lays Waste to Butterflies Across American West

Study documents declines across hundreds of species over recent decades, and finds years featuring warmer, drier autumns are particularly deadly

The first cheetah cub born at the Smithsonian Conservation Biology Institute celebrated his 10th birthday last year, marking a decade of the facility's successful cheetah breeding program.

Five Cheetah Stories From the National Zoo

Take a look back at some of the milestones the Smithsonian Conservation Biology Institute’s cheetah team has celebrated since the program began

While blooming, the Amazonian cactus releases a unique sweet scent similar to honeysuckles and gardenias, but that scent is short-lived and turns foul after two hours.

Watch First Time-Lapse Footage of a Rare Moonflower Cactus Blossoming

The rare Amazonian cactus blooms only once a year for 12 hours

This month's picks include The Agitators, Beloved Beasts, and Tiger Girl and the Candy Kid.

America's Original Gangster Couple, Trailblazing Women Explorers and Other New Books to Read

These March releases elevate overlooked stories and offer insights on oft-discussed topics

Wisdom, a 70-year-old Laysan albatross, and one of her chicks from years past.

Oldest Known Wild Bird Hatches Chick at Age 70

Wisdom, a Laysan albatross, was first banded by scientists on a remote North Pacific atoll in 1956

The Oyapock river, between Brazil and French Guiana, is one of the few waterways that a new paper identifies as being relatively undamaged by humans.

One-Third of Freshwater Fish Species Are at Risk of Extinction

Humans have severely damaged more than half of the world’s rivers

These brightly colored geese have no modern, real-world counterpart.

Tomb Painting Known as Egypt's 'Mona Lisa' May Depict Extinct Goose Species

Only two of the three kinds of birds found in the 4,600-year-old artwork correspond to existing kinds of animals

Elizabeth Ann, the first cloned black-footed ferret and the first cloned endangered species native to North America, pictured here at 50 days old.

Elizabeth Ann Is the First Cloned Black-Footed Ferret

The creature, the first cloned endangered species native to North America, could provide the fragile population with desperately needed genetic diversity

The male of a newly discovered species named Brookesia nana may be the smallest adult reptile ever found.

Chameleon Discovered in Madagascar May Be World's Smallest Reptile

The male of the newly described species measured just half an inch long from his nose to the base of his tail

During fall migration, nearly 40 percent of Anna’s Hummingbirds (Calypte anna) migrate through California’s Central Valley

California's Central Valley and the Colorado River Delta Are Epicenters for North America's Migratory Birds

A database called eBird reveals as many as 65 million birds fly through these Western migration zones

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