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Science / Our Planet

Monarch caterpillars feeding on milkweed leaves and dropping their feces (taken in the laboratory facility).

How Insect Poop Could Solve All Our Problems

Bugs use their feces for weapons, navigation and gardening. Can we tap into this poop party?

A NASA image of Hurricane Sandy moving along the United States' East Coast. Extreme weather events like this are becoming more frequent, but scientists still face challenges when attributing any one storm to climate change.

Ask Smithsonian 2017

Does Climate Change Cause Extreme Weather Events?

It’s a challenge to attribute any one storm or heat wave to climate change, but scientists are getting closer

Ampelopsis brevipedunculata, or porcelainberry originated in China, Korea, Japan and Russia, but is a vigorous invasive in the United States.

The Innovative Spirit fy17

Scientists Are Using This Collection of Wood Samples to Combat Illegal Logging

Archie F. Wilson loved wood enough to amass the country’s premiere private collection. Now scientists are using it as a weapon against illegal logging

Franklin’s lifelong quest was spreading scientific knowledge to regular people.

Benjamin Franklin Mocked Eclipse Astrology to Elevate Science

The founding father used his almanacs to promote a scientific understanding of celestial events—often with withering humor

A green bluebottle fly, part of the Calliphoridae family of carrion flies.

How Fly Guts Are Helping Researchers Catalog the Rainforest

These tiny, buzzing lab assistants provide scientists with a treasure trove of conservation data

In a healthy reef, coral symbionts make food for the coral animal.

A Blueprint for Genetically Engineering a Super Coral

Why some researchers are proposing a drastic measure to save a threatened ecosystem

The algal scrubber in action.

The Innovative Spirit fy17

Smithsonian Scientists Are Using Algae to Revitalize America’s Waterways

Walter Adey’s algal turf scrubber filters pollutants to clean water

A scuba diver swims in the coral reefs of Palau. Beneath the depths that humans can dive, natural wonder and a better understanding of our planet awaits.

Why The First Complete Map of the Ocean Floor Is Stirring Controversial Waters

Charting these watery depths could transform oceanography. It could also aid deep sea miners looking for profit

Even top predators like pumas flee in our presence. Worse, they might be disrupting entire food chains as they go.

New Research

How Fear of Humans Can Ripple Through Food Webs and Reshape Landscapes

Predators like pumas cower in our presence. And these big cats aren’t the only ones

A view from within the Tyson Forest Dynamics Plot in Missouri.

New Research

Why Do We See More Species in Tropical Forests? The Mystery May Finally Be Solved

Surveying 2.4 million trees showed that predators may help keep the trees at sustainable levels

Every species lights up the night in its own unique sequence of patterns, colors and flashes.

Illuminating the Secret Language of Lightning Bugs

For these light-up lovers, each flash in the night could mean sex or death

Coral reefs, like this one off the coast of South Africa, are rich both in hue and aquatic sounds.

Coral Reefs Sound Like Popcorn, and That’s a Good Thing

The oceans boast a vibrant soundscape, but we may be slowly silencing their symphonies

The sun may get all the attention, but our lunar lodestar helps creatures navigate the swells and tides of ocean life.

How Moonlight Sets Nature’s Rhythms

Lunar luster triggers mating orgies, guides travelers and even can even provoke magical transformations

Mateo-Vega (derecha) muestra a los compañeros Emberá y Kuna cómo tomar medidas forestales. De izquierda a derecha, los técnicos indígenas Edgar Gariboldo, Chich Chamarro, Baurdino López, Evelio Jiménez, Alexis Solís. (Sean Mattson / Smithsonian)

Future of Conservation

Cómo Los Científicos y Grupos Indígenas Pueden Aliarse Para Proteger Los Bosques y el Clima

Compared with the trees, lianas are able to put more energy into the production of leaves and seeds and less towards growing a trunk.

Tarzan’s Favorite Mode of Travel, the Liana Vine, Chokes Off a Tree’s Ability to Bear Fruit

With lowered fruit production, fewer seeds are dispersed to grow new trees

The historical marker in Enterprise, Alabama describing the significance of the statue.

American South

Why an Alabama Town Has a Monument Honoring the Most Destructive Pest in American History

The boll weevil decimated the South’s cotton industry, but the city of Enterprise found prosperity instead

Exclusively feeding in the wild on blood from live animals, vampire bats, native to Central and South America, can regurgitate blood in order to feed one another, though they won't do this for just anyone.

What a Vampire Bat Can Teach Us About the Economics of Friendship

A Smithsonian scientist says important lessons about making friends and sharing can be learned from these blood-sucking creatures

Multiple views of the young teen's right humerus arm bone that runs from the shoulder to the elbow show where the tumor left its mark.

Oldest Cancer Case in Central America Discovered

A young teen, who died 700 years ago, likely suffered pain in the right arm as the tumor grew and expanded through the bone

From the Batpod to the Batcomputer, the Caped Crusader's gadgets use up a whole lot of energy and spew a whole lot of carbon. But when it comes to carbon footprints, Gotham's techiest hero has nothing on some of pop culture's other saviors.

Age of Humans

Which of Your Favorite Superheroes Is Destroying the Earth?

Measuring the carbon footprints of your favorite comic book heroes, from Batman to Jessica Jones

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