Read the latest articles from Popular Science (Page 68)

Two images of king cobras seen on or near trains in India
Endangered Species

King cobras take the train in India

Earth's largest venomous snakes are hitching rides to places they don't belong.

By Andrew Paul

great white shark swimming
Sharks

Great white sharks grow a whole new kind of tooth for slicing bone as they age

By Emily Hunt, David Raubenheimer, Ezequiel M. Marzinelli / The Conversation

Illustration of sailbacked dinosaur vomiting stomach contents
Evolution

Oldest fossilized dinosaur vomit discovered in Germany

The Paleozoic 'regurgitalite' is over 290 million years old.

By Andrew Paul

Two paleolithic skeletons displaying dwarfism in museum exhibit
Archaeology

Skeletons reveal Stone Age mother and daughter had a rare genetic condition

Despite physical limitations, Romito 1 and Romito 2 likely lived into adulthood about 12,000 years ago.

By Andrew Paul

An action-packed photograph of skijoring, featuring a person on skis being pulled through deep snow by a galloping brown horse. The horse is captured mid-stride, kicking up a large spray of white snow, while the skier, dressed in traditional thick wool clothing and a fur-lined hat, leans back and grips the tow lines firmly. A crowd of spectators with their phones out is visible in the background against a backdrop of dark evergreen trees.
Animals

The extreme sport of skijoring, where horses pull skiers at 40 mph

And why the eccentric sport will likely never return to the Olympics.

By Jennifer Byrne

She-bear and bear-cubs. Adult female of Brown Bear (Ursus arctos) with cubs on the snow in spring forest.
Bears

Facial recognition AI trained to work on bears

The noninvasive method is already monitoring over 100 Alaskan brown bears.

By Andrew Paul

Declaration of Independence broadside
Science

Rare copy of Declaration of Independence going to auction

Only around 175 broadsides copies of the document are believed to exist.

By Andrew Paul

DEWALT Miter saw, table saw, and batteries on sale
Home

Amazon is clearing out Dewalt power tools and batteries: Get a battery 2-pack for just $91.46 shipped

The sale also includes a wide array of 20V MAX drills, saws, drivers, and other power tools.

By Stan Horaczek

Lake Lipno frozen with green cyanobacterial blooms in winter
Global Warming

Toxic algae turned a frozen lake green

Climate change and pollution are making rare winter cyanobacteria blooms more common.

By Andrew Paul

three polar bear cubs resting on their mother
Bears

Svalbard polar bears are doing surprisingly well (for now)

In the face of sea ice loss, some of the bears on the Norwegian archipelago are gaining weight.

By Laura Baisas

KHARKIV, UKRAINE - FEBRUARY 25: Construction workers remove the rubble of a damaged building on Pivnichna Saltivka district on February 25, 2023 in Kharkiv Ukraine. Pivnichna (Northern) Saltivka is a residential district in northeastern Kharkiv that sustained the most damage from Russian bombing. (Photo by
Sustainability

From ruins to reuse: How Ukrainians are repurposing war waste

By Paul Hockenos / Yale Environment 360

A vintage-style colorized portrait of a middle-aged man with light hair combed back, wearing a blue suit jacket, white shirt, and dark tie. He faces the camera with a neutral expression. The background is a uniform, grainy gray, and the image retains visible texture and noise consistent with an old printed photograph.
Weapons

The only person to win an Olympic medal and a Nobel Peace Prize

Philip Noel-Baker ran middle-distance races at the Olympics before dedicating his life to disarmament.

By Amy Crawford

Dickies clothes on winter sale
Outdoor Gear

This Dickies winter clearance sale has pants, jackets, hoodies, flannels, and more up to 70% off

Dickies makes super durable workwear with classic styles and almost everything is on deep clearance right now.

By Stan Horaczek

State park official on beach next to 19th century shipwreck wood
Archaeology

Winter storms uncover 19th-century shipwreck on New Jersey beach

The ‘Lawrence N. McKenzie’ sank in 1890 loaded with oranges from Puerto Rico.

By Andrew Paul

a dog with large ears
Dogs

Angry yelling can throw a dog off balance

Your tone does more than startle your pet.

By Laura Baisas

Hobart, Tasmania - December 27 2016: road side warning sign for Tasmanian kangaroo, tasmanian devil and echidna wildlife
Wildlife

Roadkill is a surprising and untapped source for scientists

Millions of animals unfortunately die on roads each year, but the casualties hold important data.

By Andrew Paul

an illustration of a large shark holding a flag of the state of maryland.
Sharks

Megalodon could become Maryland’s official state shark

The 66,000-pound prehistoric predator once stalked the Bay State's waters.

By Laura Baisas

Altadena, CA - September 29: A eucalyptus tree stands on Glenrose Ave. on Monday, Sept. 29, 2025 in Altadena, CA. (Carlin Stiehl / Los Angeles Times via Getty Images)
The Weirdest Thing I Learned This Week

Americans planted entire forests of exploding Australian trees

Plus beaver skulls and other weird things we learned this week.

By Popular Science Team

A full-length color photograph of a young woman figure skating on an outdoor ice rink. She is wearing a pale green long-sleeved skating dress and white skates, captured in a graceful pose with her arms extended and one leg trailing behind her. The background features a tall, modern office building, bare trees, and a mountain range under a pale sky, reflecting a mid-century winter aesthetic.
Technology

From bones to steel: Why ice skates were a terrible idea that worked

The long, strange journey from prehistoric bone skates to the high-tech blades of today.

By Mark Hay

People and nature. Woman collecting shells on a beach
Ocean

Where do seashells come from?

By Michal Kowalewski, Thomas K. Frazer / The Conversation