Science

Itchy and scratchy: When they see their peers scratching away, mice get the urge to itch.

New Research

Why Is Itching So Contagious?

Scientists figure out how compulsive scratching spreads in mice, and maybe humans

Paleo diet? Not so much. Thanks to Neanderthal dental plaque, researchers are getting a much better idea of what our ancestors actually dined on.

New Research

Scientists Delve Into Neanderthal Dental Plaque to Understand How They Lived and Ate

The plaque that coated Neanderthal teeth is shedding new light on how our ancestors ate, self-medicated and interacted with humans

Adorable Ground Squirrels Playing in Sweltering Heat

Ground squirrels in the Kalahari have devised a remarkable method to guarantee portable shade: they use their tails as umbrellas

Coralline algae of the genus Clathromorphum are specific to the Arctic and Subarctic, and they have critically important stories to tell about their ocean and how it has changed over the centuries.

The Innovative Spirit fy17

In Its Layers, This Stunning Pink Coralline Algae Holds Secrets of Climates Past

Unseen and unsung for centuries, these underwater species of coralline algae are providing scientists with an unparalleled new archive of information

While excavating at Bluefish Caves in northern Yukon during the 1970s and 1980s, Canadian archaeologist Cinq-Mars found cut-marked horse bones and other traces of human hunters that seemed to date to 24,000 years ago—thousands of years before the Clovis people.

What Happens When an Archaeologist Challenges Mainstream Scientific Thinking?

The story of Jacques Cinq-Mars and the Bluefish Caves shows how toxic atmosphere can poison scientific progress

Surfers take to the water in Montauk, where a shark nursery was discovered offshore last summer.

Future of Conservation

Can Social Media Give Sharks a Better Reputation?

A nonprofit called Ocearch is naming tagged sharks and giving them Twitter and Instagram accounts to ease fears and aid in conservation

Flame retardants and lead in Mardi Gras beads may pose a danger to people and the environment.

The Toxic Truth Behind Mardi Gras Beads

Every year, 25 million pounds of plastic beads made by Chinese factory workers get dumped on the streets of New Orleans

Patrick O'Brien, "Dinosaur and Volkswagen," Gigantic, 1998, oil on canvas - How big is “gigantic?” Patrick O'Brien shares his life-long fascination with the illustrations of prehistoric animals in children's books with a new generation of young readers. Other images in Gigantic compare dinosaurs with modern devices such as monster trucks, cherry pickers and tanks. O’Brien lives in Baltimore, Maryland.

Art Meets Science

A New Exhibition Explores the Science and Math in Children's Book Illustrations

The 29 artworks on display capture the wonder in nature, engineering and discoveries

The Kirtland’s warbler is one of North America’s most endangered bird species.

The Innovative Spirit fy17

Scientists Track, For the First Time, One of the Rarest Songbirds on Its Yearlong Migration

The journey of the Kirtland’s warbler is discovered thanks to a combination of the latest tiny technology and centuries-old solar location methods

How a Soap Opera Virus Felled Hundreds of Students in Portugal

The “Strawberries With Sugar” outbreak is just one example of mass hysteria, which goes back centuries

Incredible: A Cheetah Sprints to Catch a Springbok

A cheetah mother caring for her cubs stumbles across an opportunity too good to pass up: a herd of springbok, grazing casually nearby

The Amazon rainforest appears wild and untouched by humanity, but people have been shaping its biodiversity for millennia.

New Research

The Supposedly Pristine, Untouched Amazon Rainforest Was Actually Shaped By Humans

Over thousands of years, native people played a strong role in molding the ecology of this vast wilderness

Einstein enjoyed a 20-year friendship with African-American civil rights leader and actor Paul Robeson (far right). Also shown are former vice president Henry Wallace (left) and Lewis L. Wallace of Princeton University (second from right).

How Albert Einstein Used His Fame to Denounce American Racism

The world-renowned physicist was never one to just stick to the science

Watch a Male Seahorse Give Birth to Hundreds of Babies

Male seahorses are the ones who carry children and give birth. And when they do, they can produce up to 2,000 babies at one time

Cunitz was among the few who saw the truth in Johannes Kepler’s laws of planetary motion, which stated that planets moved in elliptical orbits around the sun. Here, a concept drawing of the Earth and moon in orbit around the sun.

Space Hub

The 17th-Century Lady Astronomer Who Took Measure of the Stars

Astronomer Maria Cunitz might not be such an anomaly, were other women given the same educational opportunities

Emissions from steel production in eastern China are fertilizing nearby oceans.

Age of Humans

Human Pollution May Be Fertilizing The Oceans. That’s Not a Good Thing

Our iron emissions from coal and steel may be fuelling ocean life, and trapping carbon in the process

What thorny ethical issues await us once we make it to Mars? A composite image of the red planet, composed by processing about 1000 Viking Orbiter red- and violet-filter images have been to provide global color coverage at a scale of 1 km/pixel.

Think Big

When Humans Begin Colonizing Other Planets, Who Should Be in Charge?

The biggest threat humans pose to other worlds is what we don’t know—or what we think we know, but don’t

Unlike the Apollo spacecraft, Orion will have solar panels to help power longer space journeys, as shown in this concept art of the spacecraft orbiting Earth.

Ask Smithsonian 2017

What's Really Changed—and What Hasn’t—About Getting Humans to the Moon

NASA’s Orion will combine vintage tech with massive advances in computing power and electronics we've made since 1972

The beauty of this mutant strain of the fungus Trichoderma reesei belies the organism’s potential for dismantling biomass.

Art Meets Science

Scientists Make Art From Objects Invisible to the Naked Eye

Sophisticated microscopes, satellites and other instruments can create stunning images in experts’ hands

During more peaceful times, two female baboons sit next to a collared male baboon holding an infant.

New Research

Baboons Are Ruthless Reproducers

These monkeys do whatever it takes to pass on their genes, including killing others’ offspring

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