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There are a lot of loud noises on battlefields. That's why soldiers often wear earphones that electronically protect their hearing. Determining where enemy shots are coming from, however, can be a challenge with such systems. New smartphone-based technology is designed to help.

From Volkswagen itself, to large conversion shops like Westfalia, and smaller names like NordVan, VW Crafter camper vans tend to have rear beds and central baths and kitchens. German shop Reimo, however, swaps the bed and bathroom and carves the kitchen for a more open, versatile interior.

At Lenovo's own Accelerate event in Orlando, the company unveiled a prototype machine that makes Samsung's folding phone look like a kids' toys. This foldable PC can act like a small-screen laptop, big-screen desktop, book-format tablet or stylus-operated sketchbook.

​Styrofoam isn't eco-friendly stuff. It's made from petroleum, it can't be efficiently recycled, it's non-biodegradable, and it creates pollution when burned. A new plant-based foam reportedly has none of those drawbacks, however, plus it's claimed to actually insulate better than regular Styrofoam.

Nestled in Gisselfeld Klosters Forest, about an hour's drive south of Copenhagen, Denmark, is a large new observation tower constructed from steel. The elegant structure, named Camp Adventure Tower, provides visitors with 360-degree views of the unspoiled landscape.

A new study is raising concerns over the effects of plastic pollution in our oceans. For the first time researchers investigated how a common ocean bacteria, responsible for producing over 10 percent of oxygen in the atmosphere, is impaired by chemicals that can leach out of plastic products.

The DSV Limiting Factor submarine has just yo-yoed its way from the surface to the bottom of the Mariana Trench's Challenger Deep point four times in eight days, breaking a ton of records and establishing itself as a reliable deep-sea elevator with unmatched exploration capabilities.

​Rear racks and panniers are handy for carrying stuff on bikes, although so are frame-mounted cargo boxes. Otek Bicycles' sleek aluminum/ABS Aerocarrier combines a box with a rack, that can also accept third-party panniers.

Charging almost instantly and offering massive power density, Nawa's innovative ultracapacitors are ready to make a mark across industries from automotive to power tools and aviation. And after raising more than US$10 million, this French company is going into mass production.

​For apartment-dwellers who don't like going to laundromats, there are already compact washing machines – but what happens when the washed clothes need to be dried? Well, that's where the diminutive Morus Zero comes in.

​An academic from the University of Bristol in the UK has reportedly cracked the codex behind the so-called Voynich code. The language used in the 200-page manuscript has remained a mystery since it came to light more than a century ago.

​According to a US Geological Survey estimate, anywhere from tens of thousands to hundreds of thousands of bats are killed by wind turbines annually – in the US alone. New technology may help reduce those numbers, however, by causing the turbine blades to whistle at the animals.