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Covid-19

How Navajo Physicians Are Battling the Covid-19 Pandemic

Combining traditional medicine and modern science, these courageous doctors have risen to the challenge

Technicians at Canada's main polio vaccine supplier at the time, Connaught Laboratories, working on a step of vaccine formulation in 1955.

The Great Canadian Polio Vaccine Heist of 1959

A theft more than 60 years ago shows how sought-after scarce vaccine doses have been in past epidemics

A piece of bone labeled PP-00128 was thought to belong to a bear until DNA analysis revealed it came from a dog.

Ancient DNA Reveals the Oldest Domesticated Dog in the Americas

A 10,000-year-old dog bone was found in an Alaskan cave near a site with human remains

Researchers in France are testing which fish eggs are best suited to being launched to the moon. So far, European seabass are among the leaders.

Could Astronauts Rear Fish on the Moon?

Researchers in France aim to boldly farm fish where no one has farmed fish before

Could humans be visiting Venus in the future?

Ask Smithsonian

Will We Ever Send Humans to Venus?

You’ve got questions. We’ve got experts

NASA's Perseverance rover will store rock and soil samples in sealed tubes on the surface of Mars.

Exploring Mars

Perseverance Kicks Off Elaborate Effort to Bring Mars Rocks to Earth

The decade-long mission requires dozens of glass tubes, two rovers and three more rocket launches, including the first from another planet

Regenerative farming, which centers on building soil health, is one promising pathway for decreasing agriculture’s carbon footprint.

To Meet Ambitious Emissions Goals, Large Food Companies Are Looking to Lock Carbon in Soil

But the logistics of moving farmers in their supply chains to regenerative agriculture practices can be complicated

This fossilized dinosaur head and vertebrae were discovered in 1883 but only recently gained its name, Smitanosaurus agilis.

Smithsonian Voices

Scientists Name Old Dinosaur for the Smithsonian

A new study has reclassified a fossil discovered in 1883 as a dicraeosaurid—a family of long-necked dinosaurs rarely found in North America

Since scientists haven’t yet found evidence that the vaccines provide mucosal immunity, someone who is vaccinated and has no symptoms of illness may be carrying the live SARS-CoV-2 virus and spreading it to others when they cough, breath or sneeze.

Covid-19

Why It’s Important to Still Wear a Mask After Covid-19 Vaccination

Vaccinated people should still wear masks around unvaccinated individuals to prevent transmission

A polar bear, dependent on sea ice for its hunting grounds, pauses near Churchill, Manitoba.

Polar Bears Live on the Edge of the Climate Change Crisis

On Hudson Bay’s frigid shores, scientists track the animals to better understand how the environment is shaping their chances of survival

NOAA geneticist Patricia Rosel and Smithsonian marine mammal collection manager John Ososky examine the Rice’s whale skeleton at the Smithsonian whale warehouse in Maryland.

How the Rice’s Whale Became a New Species

The intact skeleton of a washed-up whale gave scientists the final pieces of evidence needed to make the designation

A new study analyzes the downy feathers of 249 Himalayan songbird species, including this brown-throated fulvetta, using specimens from the National Museum of Natural History's vast collections.

Himalayan Songbirds Adapted to the Cold by Sporting Thicker Down ‘Jackets’

High-elevation birds might use their downy feathers to keep from wasting energy shivering to stay warm

Steppe mammoths evolved shaggy coats over a million years ago, a trait inherited by woolly mammoths.

Oldest DNA Sequenced Yet Comes From Million-Year-Old Mammoths

Genetic material from three ancient molars reveals secrets of about how the Ice Age elephants evolved

"We didn’t think there was a lot of wind-driven activity on Mars because the atmosphere is so thin,” says the Smithsonian's Mariah Baker. “We’ve discovered that Mars is a very active place."

Exploring Mars

Why a Smithsonian Researcher Is Tracking the Wind on Mars

When Perseverance lands, Mariah Baker will collect data that will prepare the way for crewed missions to the Red Planet

A student does her remote learning at a Boys and Girls Club in Reading, Pennsylvania.

Education During Coronavirus

Ten Research-Backed Tips on Parenting in a Digital Era

With screen time at a high during the Covid-19 pandemic, two educators offer some advice

Ingenuity undertakes its first test flight on Mars in this illustration.

Exploring Mars

NASA’s Helicopter Ingenuity Will Attempt the First Flight on Mars

If the craft succeeds, it will provide crucial information for exploring the other planets by air

Published in Scientific Reports, the new study by astronomers Amir Siraj and Avi Loeb of the Harvard-Smithsonian Center for Astrophysics, propose that a series of break-ups and chance events sent the huge chunk of space rock our way.

Astrophysicists Chart Source of Asteroid That Killed Dinosaurs

A new model explains a possible route for the extraterrestrial rock before it blasted Earth

The Hopkins’ rose nudibranch is a carnivorous sea slug that obtains its trademark color from eating pink moss animals.

14 Fun Facts About Bright Pink Animals

From jellyfish to millipedes, the rosy hues make rare but exciting appearances in nature

Once Pathfinder bounced to a stop, the cushioned covering deflated and Sojourner rolled out to explore the other-worldly surface like no mission before it.

Exploring Mars

Recalling the Thrill of Pathfinder’s Mission to Mars

Almost three decades ago, Americans were awed by the pitch-perfect airbag-assisted landing and the deploying of the rover Sojourner

The broad-tailed hummingbird uses its fiery throat feathers, called a gorget, to attract a mate.

Smithsonian Voices

From Aerial Acrobatics to Sexual Deception, See Eight of Nature’s Wildest Mating Rituals

Some species have developed unusual rituals to show off their prowess as a potential mate

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