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Electronics and batteries are vulnerable to very high or low temperatures, but a new thermal switch could help deal with both. Made from graphene foam, it can dynamically trap heat when it’s cold out or allow heat to escape when it gets too warm.

Although we do keep hearing about flexible wearable electronics, most such devices are still powered by rigid batteries that regularly need to be recharged. An experimental new battery, however, is soft, stretchable, and powered by human sweat.

A key component of the US nuclear deterrent has reached a major milestone as production of the first upgraded W88 Alt 370 nuclear warhead is completed. The warhead has received an improved arming mechanism, or “brain”, to extend its service life.

When it comes to robots designed for traversing rough terrain, there are typically treaded and legged models. The new Tready robot, however, combines the best of both approaches, by utilizing its four treaded "flippers."

Sure, we all want to make sure our pets live a long, healthy life, but trips to the vet are costly. Try the 5Strands Pet Food And Environmental Intolerance Test to ensure your fur baby isn't suffering from any allergens.

Google has quietly unveiled its new midrange phone for 2021, the Pixel 5a with 5G. As usual for this A series, it takes some of the best stuff from last year’s flagship, like the meaty cameras and battery, and trims the price down.

Ola Electric has just launched an extraordinary bike, with some truly amazing features, that it believes will be the Honda Cub of the 21st Century. Honda took 59 years to sell 100 million Cubs; Ola's gearing up to make that many S1s every decade.

Engineers from MIT and Shanghai Jiao Tong University have developed a prosthetic hand that precisely inflates individual fingers to take hold of objects, while also providing the user with tactile feedback.

Contraceptives like the pill may be effective, but messing with hormones has a range of unpleasant side effects. Now researchers are experimenting with a new non-hormonal contraceptive based on antibodies, which stops sperm swimming through mucus.

Hydration packs are great for keeping a water supply close at hand when you're out biking or running, but … you might feel funny wearing one on your urban commute. That's where the Danú Bag comes in, as it's designed to look like a regular backpack.

Although stand-up paddleboards are eco-friendly to use, they're typically made of not-so-green substances. German scientists are trying to change that, with a board made of sustainable materials – obtained partially from old wind turbine blades.

The growth of pandemic camping has seen first-timers flock to the RV lifestyle, and Renault looks to appeal directly to the subset of jet-setters-turned-RVers. The new Hippie Caviar Hotel arrives as part hippie bus and part high-end glamping service.