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The first inter-city train from Beijing to north China's Tianjin departs from Beijing South Railway Station in Beijing, capital of China, Aug. 1, 2008. China, home to the world's largest high-speed rail network, has expanded its total operational mileage beyond 50,000 kilometers with the launch of a new high-speed line.A "Fuxing" bullet train departed Friday morning from Yan'an, a sacred revolutionary heartland in northwest China's Shaanxi Province, for the provincial capital Xi'an, inaugurating the new route. (Photo by Gong Lei/Xinhua via Getty Images)
Engineering

China’s experimental bullet train hits 497 mph in 5 seconds

The maglev test vehicle is nearing commercial aircraft speeds.

By Andrew Paul

A man with dark hair, white shirt, and blue shorts wearing red boxing gloves kicks a pad another asian man is holding in a garage workout space.
Fitness & Exercise

Do rage workouts really help to blow off steam?

Research suggests that using exercise as an outlet for anger and frustration may be counterproductive.

By Clarissa Brincat

a hermit crab grabbing a plant that looks like a mushroom
Wildlife

Hermit crab poop spreads a parasitic plant’s seeds

The crustaceans are both external and internal seed dispersers.

By Laura Baisas

The canals and raised fields of La Mojana during wet season.
Land

Ancient South American families built massive waterways by themselves

As few as 800 volunteers could finish a project—all without centralized government.

By Andrew Paul

two eagles on a nest
Birds

Jackie the bald eagle dead at 14

‘Soar free, Jackie.’

By Laura Baisas

YELLOWSTONE NATIONAL PARK, WYOMING -AUGUST 7: Visitors walk the boardwalk as White Dome geyser erupts. The 12-foot-high geyserite cone is one of the largest in the park and has eruptions as tall as 30 feet on August 7, 2024 in Yellowstone National Park, Wyoming. (Photo by Jonathan Newton/Getty Images)
Land

How Yellowstone builds boardwalks beside piping hot thermal pools

Thermal cameras and a lot of planning.

By Andrew Paul

a small brown rodent standing on dirt
Endangered Species

The cute, tiny Texas kangaroo rat needs help

Concerned ranchers and conservationists team up to help save the small, hopping rodent.

By Sara Hashemi

two lizards with brown with yellow-green coloring sitting on a branch
Wildlife

New lizard named after colorful ‘House of the Dragon’ character

It can’t really breathe fire—we think.

By Laura Baisas

Two people piloting a cardboard boat designed to look like a red biplane during the Cardboard Boat Regatta in New Richmond, Ohio
Vehicles

Ohio’s Cardboard Boat Museum is a tribute to improbable homemade vessels

Some win the ‘Titanic Award’ for best sinking. Others continue to compete for 16 years.

By Andrew Paul

four dogs with black and white fur sitting on grass in front of bushes
Dogs

Dogs can tell if you’re angry, scared, or sad

Our canine companions may really understand what we’re going through, new study suggests.

By Tom Hawking

Saumos (33), July 24, 2026: Fire in the Temple and Saumos area of Gironde; the smoke cloud creates an apocalyptic atmosphere at night in broad daylight above the forest.
Climate Change

Europe’s wildfires have raised the danger posed by unexploded WWII bombs

At least 75 explosives were recovered from the scorched earth in France.

By Sarah Njeri, Christina Greene / The Conversation

a baby penguin chick with fuzzy gray feathers sits on a pink towel
Birds

New ‘desert’ penguin chick arrives in Seattle

Humboldt penguins are not at home on the ice.

By Margherita Bassi

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Popular Science has been demystifying the worlds of science and technology since 1872. We explain the inner workings of the phone in your pocket, explore world-changing innovations, and examine everything from the marvels of deep space to the secret lives of staples like bread. We deliver an engaging, approachable, and inclusive look at emerging technologies and scientific advances.
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