Our Planet

“If I go look for dinosaurs, I will find them, because there’s tons of them out there,” says Kirk Johnson, the director of the National Museum of Natural History and the star of a new Nova series "Making North America."

Smithsonian’s Kirk Johnson Steps Up to Be the Rock Star of Geology

The new PBS science series “Making North America” features the director of the National Museum of Natural History

Samples of cultured meat grown in a laboratory are seen at the University of Maastricht on November 9, 2011. Scientists are cooking up new ways of sustainably feeding the world's hunger for resource-intensive foods like meat products.

Age of Humans

Strange Foods of the Future: The Planet Can Stomach Them, But Can You?

These unusual delicacies could become the staple foods of the future

Live near a cemetery? Better check your drinking water.

Arsenic and Old Graves: Civil War-Era Cemeteries May Be Leaking Toxins

The poisonous element, once used in embalming fluids, could be contaminating drinking water as corpses rot

A fisher in New England empties cod from a drag net.

Age of Humans

Why Smarter Fishing Practices Aren't Saving Maine Cod From Collapse

Warming waters are undermining the recovery of the already troubled Gulf of Maine fishery

Shoppers flock to a stall to purchase organically grown produce, a rarity on the island of Mauritius. As incomes rise here, so does the demand for organic, but only a handful of farmers have figured out how to balance organic growing with the special demands of a tropical climate.

Age of Humans

Against All Odds, This Indian Ocean Island Is Trying to Go Organic

Mauritius is one of many places suddenly seeking organic produce. But as local farmers are finding, it's not that easy

Mary Seton Corboy, founder of Greensgrow Farm in Philadelphia, took a Superfund site 20 years ago and turned it into a thriving urban oasis.

Age of Humans

Inner-City Farmers May Have Toxic Soil on Their Hands

Lead is a particular risk as people try to turn potentially contaminated urban sites into productive and sustainable farms

Dubai in the United Arab Emirates is one of the cities that could pass a heat and humidity threshold that would make outdoor conditions unlivable for humans.

Age of Humans

Killer Heat Is Expected in the Persian Gulf by the End of This Century

If no efforts are made to reduce greenhouse gas emissions, the Middle East may experience heat that is intolerable to humans

Nikiko Masumoto works with raisins on her family's farm.

Age of Humans

Where Will Our Future Food Come From? Ask a Farmer

Two farmers with different viewpoints talk about organic farming, GMOs and farm technology

Ask Smithsonian

Why Do Astronauts on the International Space Station Float and More Questions From Our Readers

You asked, we answered

Montsechia’s origins in freshwater lakes challenge the idea that flowers evolved on land before moving into water.

These Are the Oldest Known Flowers in the World

Found in the fossil record, these plants are more than 100 million years old

By the time the Salt River reaches downtown Phoenix, it is a river in name only. Some scientists think that is why a non-native plant, the salt cedar, is thriving while native flora are suffering.

Age of Humans

How We Created a Monster In the American Southwest

The salt cedar is often seen as an un-killable invader. But are humans the real reason this unwanted plant is thriving?

Soldiers pose with bison heads captured from poacher Ed Howell. In the early days of Yellowstone, poaching, setting the park on fire and defacing its hot springs were rampant.

Age of Humans

How the U.S. Army Saved Our National Parks

Before the National Park Service, Yellowstone was guarded by the cavalry. Without them, we might not have national parks today

Age of Humans

See the Two Ship Graveyards That May Become New Marine Sanctuaries

The first marine sanctuaries approved by NOAA in 15 years are home to a plethora of shipwrecks

The wings of the Arctic fritillary butterfly have decreased in size since 1996.

Age of Humans

Greenland's Butterflies Are Shrinking as Temperatures Rise

In the high Arctic, hotter summer weather may be taxing insect metabolism

Baby tree saplings, cloned from giant redwoods in California, chill out in the Archangel Ancient Tree Archive's propagation area.

Age of Humans

The Race to Save the World's Great Trees By Cloning Them

A nonprofit dedicated to preserving old, iconic trees is cloning them in hopes of preserving them for the future

The Kirtland's warbler needs humans to cut and replant the trees it nests in. Without this work, the species' painstaking recovery from less than 1,000 males to over 2,000 could be erased.

Age of Humans

This Bird Didn’t Start the Fires, But It May Need Them to Survive

An endangered bird once threatened by humans now relies on us for its survival

Cumulus clouds don't literally have silver linings, but their edges are sharper than we thought.

New Research

Holograms Show That Puffy Clouds Have Sharp Edges

A laser-based imaging technique let scientists see what happens to water droplets at the borders of cumulus clouds

Age of Humans

The Age of Humans: Living in the Anthropocene

A special look at the ways humans are transforming the planet and the projects that may shape a more sustainable future

Queen bumblebee, Bombus balteatus, foraging for nectar on the alpine wildflower Polemonium viscosum.

New Research

Bee Tongues Are Getting Shorter as Temperatures Warm

In Colorado, alpine bumblebee tongues are shrinking in response to shifting wildflower populations

What gives your local Chardonnay that je ne sais quoi? It just might be the regional microbes.

New Research

Wine Gets Some of Its Unique Flavors From Regional Microbes

Small genetic differences in a single species of yeast produce distinct mixes of chemicals that contribute to terroir

Page 41 of 99