Christian Thorsberg

Christian Thorsberg

Christian Thorsberg is an environmental writer and photographer from Chicago. His work, which often centers on freshwater issues, climate change and subsistence, has appeared in Circle of Blue, Sierra magazine, Discover magazine and Alaska Sporting Journal.

Made from alder wood, this canoe was thought to have been a fishing boat. 

Five Canoes Discovered Northwest of Rome Are the Oldest Boats Ever Found in the Mediterranean

The 7,000-year-old vessels offer evidence of advanced seafaring technology and an extensive regional trade network, a new study suggests

The Jefferson Memorial and the Tidal Basin, as seen through blooming cherry blossom branches.

158 Cherry Blossom Trees Will Be Cut Down in D.C. in Effort to Withstand Sea-Level Rise

The National Park Service's restoration project will reconstruct a protective seawall and plant 274 new cherry blossoms when work is complete

Wildflowers, spongy tundra grass and Brooks Range mountains emerge from the Arctic National Wildlife Refuge on Alaska's North Slope.

Alaska's Frigid North Slope Was Once a Lush, Wet, Dinosaur Hotspot, Fossils Reveal

Conditions north of the Arctic Circle, where dinosaurs roamed in abundance during the mid-Cretaceous, were warmer than today, with rainfall comparable to “modern-day Miami”

Lava erupts from a nearly two-mile-long fissure on Iceland's Reykjanes Peninsula in the fourth eruption for the region since December.

Iceland Volcano Spews Lava in Fourth and Most Powerful Eruption in Three Months

Officials detected signs of an eruption only 40 minutes before fountains of lava burst from the ground

The moon’s shadow, as seen from the International Space Station, passes over central Asia during a 2020 total solar eclipse.

A History of Total Solar Eclipses Seen by Astronauts From Outer Space

Since the Gemini 12 mission in 1966, a handful of people have seen these stunning celestial events from orbit—or watched the moon’s shadow pass over Earth

Two green and black poison dart frogs

Why Do Poison Dart Frogs 'Tap Dance' With Their Toes? Research Sheds Light on Feeding Time Footwork

Scientists observed frogs tapping their toes up to 500 times per minute when prey was present, suggesting the behavior is related to predation

The Smokehouse Creek Fire has become the largest wildfire in Texas history.

The Largest Wildfire in Texas History Is Raging. Here's What You Need to Know

More than one million acres of land have been engulfed in the Smokehouse Creek Fire, placing it among the largest blazes to ever strike the U.S.

Boiling and filtering tap water, researchers suggest, could reduce concentrations of microplastics by more than 80 percent.

Boiling Tap Water Could Help Remove 80 Percent of Its Microplastics, Study Suggests

Minerals in some tap water can capture tiny plastic particles when the water is boiled, making them easier to filter away, according to a new study

The cat-eyed snake slithers in the Peruvian Amazon.

A Serpentine 'Explosion' 125 Million Years Ago Primed Snakes for Rapid, Diverse Evolution

Researchers say an evolutionary "singularity" led to several small, quick changes in snake species, from legless bodies and flexible skulls to chemical-sensing abilities

Weliton Menário Costa dances in "Kangaroo Time," his winning music video about kangaroo behavior research.

Watch This Year's 'Dance Your PhD' Contest Winner, a Musical Celebration of Kangaroo Behavior

“Kangaroo Time” took home the competition’s overall prize, while interpretive dances on early life adversity, circadian rhythms and streambank erosion were also honored

Joro spiders aren't particularly bothered by the vibrations of a busy city environment.

Joro Spiders, Spreading in the Southeast, Can Survive Surprisingly Well in Cities

Unlike most spiders, the hustle and bustle of urban areas doesn’t seem to disturb the non-native Joros, a new study finds

An artist's illustration of how a Neanderthal may have used an early stone tool, with a handle made from an adhesive mixture of ocher and bitumen.

Neanderthals Made a Special Glue to Engineer Grips for Stone Tools, Study Suggests

An analysis of forgotten museum artifacts reveals the oldest evidence of a complex adhesive in Europe

Northern gannets plunge into the water to hunt in Shetland. This image won the British Waters Wide Angle category.

See 15 Otherworldly Images From the Underwater Photographer of the Year Awards

A hunting monkey, 'kissing' scorpionfish and playful dolphins feature in just a few of the 130 striking photographs distinguished with honors in the competition

A single locust swarm can comprise between four billion and eight billion individual insects.

Giant Locust Swarms Could Expand to New Areas With Climate Change, Study Suggests

In the coming decades, erratic periods of rain and drought could create new hot spots for the ravenous grasshoppers in west India and west central Asia, threatening crops and food security

An illustration of the ERS-2 satellite.

A 5,000-Pound Satellite Is Falling Back to Earth This Week—and Will Likely Land in the Ocean

The reentry of the satellite, called ERS-2, is part of an intentional effort by the European Space Agency to reduce orbital debris

The world's oldest living wild platypus (not pictured) is nearly 24 years old.

The World's Oldest Wild Platypus Shocks Scientists at 24 Years of Age

The animal was tagged in 2000, when it was estimated to be about one year old, and re-discovered alive in the wild last year

In a study of great apes' playful antics, chimpanzees seemed to enjoy slapping adults, especially those that were dozing off.

Great Apes Love to Tease, Poke and Pester, Suggesting the Urge to Annoy Is Millions of Years Old

The desire to get a rise out of others is a 13-million-year-old trait humans and great apes share with a common ancestor, new research suggests

A reconstruction of how the newly discovered wall could have served as a hunting structure during the Stone Age, trapping deer alongside a body of water.

Stone Age Wall Discovered Beneath the Baltic Sea Helped Early Hunters Trap Reindeer

Made up of some 1,600 stones, the submerged “Blinkerwall” might be Europe's oldest known megastructure

An etching of Darwin's study, commissioned a week after he died.

See What Charles Darwin Kept in His 'Insanely Eclectic' Personal Library, Revealed for the First Time

On the English naturalist's 215th birthday, more than 9,000 titles from his expansive collection are now accessible online

In a photo illustration, a hawk moth lands on a flower with an exhaust pipe polluting the interaction.

Air Pollution Makes Flowers Smell Less Appealing to Pollinators, Study Suggests

Nocturnal hawk moths are less likely to visit primroses in air polluted by nitrate radicals, which break down important wild fragrances, researchers find

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