Science, Tech, Outdoor & Innovation News

Tattoo ink may cause prolonged changes to the immune system

December 20, 2025 | Jay Kakade
Tattoos have gained widespread popularity but according to a new study they may not be harmless decorations. Tattoo ink doesn’t just stay in the skin; it travels and accumulates in the lymph nodes, potentially causing lifelong changes to the immune system.

Scientists find a way to 'reboot' vision in adults with lazy eye

December 19, 2025 | Pranjal Malewar
A new study shows that briefly and reversibly anesthetizing the retina of the amblyopic eye for just a few days can restore the brain's visual responses to that eye, even in adults.

Europe is backing off its ambitious 2035 gas car ban

December 20, 2025 | Abhimanyu Ghoshal
Europe's lofty plan to phase out the sale of internal combustion engine cars by 2035 now seems all but dead. The European Commission announced it's dropping the ban on new gas-powered cars a decade from now, owing to pressure from the auto industry.

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A bacterium from the gut of Japanese tree frogs has "exhibited remarkably potent" tumor-killing abilities when administered intravenously, outperforming current standard therapies and paving the way for an entirely new approach to treating cancer.
Following the Freedom Camper, we were wondering if we'd see more wheel-less camper pods hit the scene. Well, we now have another. The new Stubby slide-in camper adds a curvier shape to a versatile truck-to-trailer design with a low price.
A team of Australian bodyboarding ratbags has managed to capture staggering footage of an extraordinary oceanic phenomenon: a place where four 12-ft (3.7-m) waves regularly converge into an oval dip, with explosive results.
Snowmobiles are an effective means of moving across the snow and ice, but for many tasks they're … well, they're more of a vehicle than you need. The Snowdog is a simpler alternative, and it's now available in an electric model known as the SnowdogX.
Researchers have homed in on a single gut microbe that acts to prevent fat gain, even with a high-fat diet. The discovery adds to the booming science of finding ways to enlist the microbes that already live in our bodies to help us improve our health.
The year in new tent design brought everything from a new breed of ultralight freestanders, to cushier rooftop tents loaded with amenities, to multi-tent inflatable base camps. Here's a look at our staff and reader favorites from 2025.

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It may surprise some to learn that Polaris has a serious research, development, and testing facility. I got a full tour of the place, along with a dedicated test track that I got to use later.
As it heads out of the solar system never to return, the deep space probe Voyager 1 is headed for yet another cosmic milestone. In late 2026, it will become the first spacecraft to travel so far that a radio signal from Earth takes 24 hours, or one light day, to reach it.
Shoei has just launched the GT-Air 3 Smart, the world’s first moto helmet to feature fully integrated augmented reality thanks to a partnership with EyeLights, which specializes in head-up displays and Bluetooth audio kits.
This week, talk of the AI bubble bursting has intensified with Google top executive Demis Hassabis throwing some fuel on the fire while discussing the release of the tech company's Gemini 3 model. He also thinks some players will weather the storm.
There are knives, good knives, great knives, and classic knives. Then there are the knives that are flat-out legends with remarkable stories behind them. One of these is the instantly recognizable Puma White Hunter that redefined the hunting knife.
Deep underground in a dark, sulfuric cave, scientists have made an incredible discovery – a giant communal spider web spanning more than 1,000 square feet, home to an estimated 110,000 spiders that defy nature to coexist in harmony.
Generally Honda is the major Japanese automaker pushing out a fast, ferocious new side-by-side. This time, it's Toyota, which shows a radical side-x-side that delivers an extra 50+ hp over any production SxS out there.