Science

In an event where a cheetah attacks an impala and the prey survives, the trauma can leave lasting effects on the survivor’s behavior that resemble post-traumatic stress disorder in people.

Do Wild Animals Get PTSD?

Many creatures show lasting changes in behavior and physiology after a traumatic experience

Workers outside the village of Geldibuldu in southeastern Turkey in 1981, when researchers were collecting botanical remains at an archaeological site nearby.

Why British Archaeologists Are Battling With the Turkish Government Over Seeds

The ancient plants at the heart of the conflict are essential to science—and might hold clues to new superfoods

One year ago, the Smithsonian’s National Zoo welcomed Xiao Qi Ji—a precious giant panda born in the midst of a global pandemic.

Smithsonian Voices

Watch Giant Panda Cub Eating Sweet Potatoes, Tumbling With Toys and Tasting Snow

Celebrate Xiao Qi Ji's birthday with a look back at his first year

The most recent additions to the scimitar-horned oryx herd at the Smithsonian Conservation Biology Institute are two calves borne from an improved artificial insemination method.

Future of Conservation

Two New Scimitar-Horned Oryx Calves Born Through Improved Methods of Artificial Insemination

The assisted reproduction method will help with population management efforts of these critically endangered species and their rewilding

An adult male woolly mammoth navigates a mountain pass 17,100 years ago.

Beyond Dinosaurs: The Secrets of Earth's Past

Woolly Mammoths Roamed Far and Wide Just Like Living Elephants

A new analysis of a mammoth tusk tracks the movements of an Ice Age icon

Oceanix is gearing up to build a prototype of a 5-acre city for 300 residents in a yet-to-be determined location.

Innovation for Good

In the Face of Rising Seas, Are Floating Cities a Real Possibility?

A scale model of Oceanix City, a concept capable of supporting more than 10,000 residents, will be featured in the Smithsonian's upcoming 'Futures' exhibit

There are many reasons to be worried about the state of the world’s oceans. But some scientists say it’s important to point to successes, in order to motivate people to take further, evidence-based action.

Seven Reasons to Be Optimistic About the World's Oceans

The health of the ocean is under threat, but these good-news stories deserve attention too

Individuals wear masks while shopping at a grocery store in Los Angeles. Masks help prevent breakthrough infections.

Covid-19

Six Important Things to Know About Breakthrough Infections

As the Delta variant likely drives more cases of Covid-19 in vaccinated individuals, experts weigh in with helpful information

A chameleon’s exterior can dapple on demand with a remarkable variety of colors and patterns. Researchers are inching towards realizing that capability in robots.

Scientists Design a Robotic Chameleon That Crawls and Changes Color

A new artificial skin can sense its surroundings and create a camouflage coat

A man in Seattle wears a mask as wildfire smoke descends on the city in September of 2020.

Covid-19

Four Ways to Protect Yourself From Harmful Air Pollution Caused by Wildfires

Awareness about exposure, high-quality masks and air filters can help protect you from dangerous pollutants in smoke

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Smithsonian Voices

Drop in Greenhouse Gas Caused Global Cooling 34 Million Years Ago

A new study confirms that carbon dioxide plays a significant role in any climate change

Bald eagles are native to the United States, but caring for them is a unique and rare opportunity. Every bald eagle in human care, including Annie pictured here, is a rescue.

Smithsonian Voices

Meet Rescued Bald Eagles Tioga and Annie

Every one of these birds under human care is a rescue; it is illegal to breed and keep these birds otherwise

Smooth pearls in the shape of orbs and ovals are usually created by bivalves, like mussels, in pearl farms. As with all gems, the less blemishes they have, the more valuable they are.

Smithsonian Voices

The True Story Behind How Pearls Are Made

Mollusks create these shiny gems, but that biological process could change as Earth’s waters warm

The fungus Hemileia vastatrix strikes a plant on a coffee farm in Aquires, Costa Rica.

New Study Shows Climate Change May Increase the Spread of Plant Pathogens

Models suggest that higher latitude crops will experience higher infection rates and a greater number of threats

From the surface, the havoc caused on a coral reef by a layer of low-oxygen water was barely evident.

Smithsonian Voices

Watch What Happens When a Coral Reef Can't Get Enough Oxygen

In September 2017, divers observed a massive "dead zone" rising to envelop Caribbean coral reefs in Bocas del Toro, Panama

Olympic runners compete during the 10,000 meters race in Tokyo. In ancient times, running was likely used to push animals to exhaustion during hunting.

Five Ways Humans Evolved to Be Athletes

An archaeologist explores how our prowess in sport has deep roots in evolution

This glass tube, part of the museum’s collection, once contained a sample of helium. Its paper label reads, “HELIUM / SIR W. RAMSAY, K.C.B., LL.D., F.R.S. / THOMAS TRYER & CO., Ltd. / STRATFORD, LONDON, ENGLAND.”

Smithsonian Voices

The History of How to Store Helium

With large and easily tapped natural supplies, the United States became the world’s leading helium producer

Paleontologist François Therrien measures the jaws of a Gorgosaurus.

Tyrannosaurs Dominated Their Cretaceous Ecosystems

Studies of body size and bite force show that the predators, from babies to adults, filled many niches in their environment

A present-day orange demosponge (Agelas oroides) can be found off the coast of Corfu, Greece. Research suggests sponges may have lived on Earth 890 million years ago.

This Sponge Fossil May Be the Earliest Record of Animal Life

The 890-million-year-old relic predates periods of extreme cold and the planet’s second oxygenation spike

The researchers flew their fridge on parabolic flights to simulate a microgravity environment.

Innovation for Good

The Quest to Build a Functional, Energy-Efficient Refrigerator That Works in Space

Designed and tested by Purdue University engineers, this new appliance would lengthen the shelf life of food on long missions

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