“World’s first wireless underwater drone” uses light instead of tether

Despite ongoing advances in the field of underwater remotely operated vehicles (ROVs), the devices have remained tethered to the surface via communications cables. Such is not the case with the ExRay, however, which uses light instead.

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BCI lets paralyzed users quickly type text, by imagining writing it

When someone is paralyzed from the neck down, they can obviously no longer write words out by hand. They can still think about doing so, though, and those thoughts could allow them to type out messages via a new brain-computer interface (BCI).

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Modular system lets users wear up to five bags at once

While many people may buy a separate daypack, waist pack and shoulder bag, the Operator System offers an alternative. It's a modular setup that incorporates multiple types of zippered bags, which can be worn all together or one at a time, as needed.

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Assistive tech may let locked-in users communicate via “ear-clicks”

Although there are systems that allow physically challenged users to communicate by twitching facial muscles, for some people even those muscle movements are impossible. A new setup offers a possible alternative, however, by going into the ear.

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Magnus desk keeps cables in check using magnets

Using a laptop on a dining table might be fine now and then, but if you have additional hardware like multiple monitors, you may soon notice cable spaghetti becoming an issue. The Magnus desk from Secretlab can help keep your home workspace tidy.

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Self-contained SmartFarm grows plants using water drawn from the air

In many parts of the world there may not be much precipitation, but there is a fair amount of water vapor in the air – particularly at night. An experimental new device draws in that vapor, then uses it to irrigate edible plants.

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Modular multitool lets you swap tools in and out as needed

Lots of people love multitools, even though they usually ending up paying for and lugging around tool bits they don't need. The Goat Tools multitool is designed to address that shortcoming, as users can add or remove its tools.

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Fast-typing keyboard uses “chords” to generate words

As the folks at tech startup CharaChorder point out, we think in words, not letters … so why slowly type words out one letter at a time? That's where their new keyboard comes in, as it uses groupings of keys to instantly generate whole words.

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Street-based radar system designed to save pedestrian lives

Many cars are now equipped with pedestrian-detecting radar systems, but those systems can still be blocked by obstacles such as buildings or other vehicles. A new setup is intended to get around that problem, by taking the radar to the streets.

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Spongey filter releases purified lake water when set in the sun

Ironically, many of the places that most require water purification have the least-developed infrastructure. That's where a new filtration device comes in, as it's activated by the sun – and it works relatively quickly.

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