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Hot showers, like electricity, are a luxury that's easy to take for granted. That all changes after a few nights camping at a music festival, a week toiling at a backcountry job site, or overlanding all summer in the great unknown. An itchy scalp and the vague smell of warm clams

You can keep temperatures down without the cost – or environmental price – of air conditioning. Here’s some tips and tricksThe best fans to keep you cool in 2026 – tried and testedIn the UK we are used to worrying about our homes being warm enough, but after struggling to cope wi

Scientists have created a silicon chip that can write dozens of DNA sequences simultaneously using electricity and water-based enzymes, offering a cleaner alternative to conventional DNA manufacturing. The breakthrough could eventually support portable DNA-writing devices and eve

Portable screen-printed carbon electrode (SPCE) biosensors offer a rapid, low-cost way to detect microcystin-lysine-arginine (MC-LR), an extremely potent toxin produced by cyanobacteria during harmful algal blooms in freshwater. Even at low concentrations, MC-LR can damage the li

The ASA says adverts claiming small devices can rapidly cool rooms were too good to be true.

A Amazon liberou uma oferta exclusiva para assinantes Prime na JBL Boombox 4, uma das caixas de som portáteis mais avançadas da marca. Com cupom, pagamento via Pix e frete grátis, o modelo sai por R$ 2.090, um dos menores preços já registrados desde o lançamento. Voltada para quem procura som potente, bateria de longa duração e resistência para uso ao ar livre, a Boombox 4 ainda traz recursos como AI Sound Boost, Bluetooth multiponto e certificação IP68 contra água e poeira. 🥇 Mel