Most cameras look at the world through a flat sensor, which is not how eyes work. Biological retinas are curved, and that curve lets a simple lens cover a wide view with little distortion. Researchers at the Hong Kong University of Science and Technology (HKUST) have now built a bionic eye that follows that design, with nearly 400,000 light-sensing pixels on a hemispherical surface.
The team's results, published in Nature Materials and announced by HKUST on November 13, 2026, combine full-c...
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curved image sensor
Mint: the automatic floor cleaner robot
Mint, is the latest robot that uses GPS to clean your house.
Robotic vacuum cleaners are gaining popularity quickly. Roomba isn’t the only robotic cleaning device on the scene now. The latest Mint Automatic Floor Cleaner from Evolution Robotics is designed exclusively for sweeping and mopping hard surface floors.
The new Mint is easy to use. It uses disposable cleaning cloth and reusable microfiber cloth for dry sweeping and wet mopping of floors. Simply attach the cleaning cloth of choice...
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