Technology Review

Smart T-shirts that change color when exposed to air pollution Smart clothing company Aerochromics’ line of reactive clothing responds to airborne pollutants by changing color to reveal a pattern. Their models can react by changing their color to the presence of carbon monoxide, particulate and radioactivity pollution in the air. The price for one T-shirt starts at $500.

Max Robotic Dog may compete with Spot A Chinese company Tencent introduced its second robotic dog model - Max. The new development is not only much cheaper than its counterpart from Boston Dynamic (Spot), but also equipped with wheels, which allows the bot to move on flat surfaces at a speed of 25 km/h. All the four wheels are powered with the same mover that is used to move feet. And in addition to this, Max is able to move on two legs.

Emergency Bike - an ambulance on two wheels Wunderman Thompson's Paris branch together with the French company Ecox Enterprises have developed the electric Emergency Bike. The vehicle is equipped with two batteries to drive up to 160 km on single charge, a 150-liter storage box for medical supplies, a flashing light, a siren, a GPS tracker and a charger for portable devices.

Neuro-bracelets for AR Facebook has shown its vision of the use for neuro-bracelets of additional reality, the best minds of the company are working hard on them. Their model uses electromyography to convert neural impulses of the brain into commands. Bracelets can be used as a virtual keyboard, when browsing the Internet or playing games. The option to stay connected adds flexibility to the device.

Cardiologist business card The Hungarian company MobileECG, specializing in the production of ECG devices and portable cardiographs, issues unusual business cards to customers. Their promo gadget allows you to measure your pulse. Place your thumbs on specially marked places, and your cardiogram along with your pulse rate will be displayed on the screen. The device is presented as a useful toy and considered a good commercial move.

Wind Catcher - portable wind generator Danish company KiteX has developed a compact Wind Catcher wind generator weighing only 10 kg. Despite its dimensions when enabled (up to 6 m in height), the wind generator is easily assembled and installed by one person. Moreover, it can be installed in any windy place. The cost of Wind Catcher, depending on the configuration, ranges from $1200 to $1800.

Manta Ray - underwater drones developed for the U.S. military The U.S. Defense Department has signed the first contracts to develop and build Manta Ray underwater robots. The bots will be designed to stay and work underwater for long periods of time without any logistical support and maintenance. The project will be linked to the research on the stability of drones in violent environments.

Hadrian X robot can build house in two days Australian company Fastbrick Robotics has built a robot Andrian (Hadrian X), named after the famous Roman-built Hadrian's 117 km-long Wall. Unlike the Emperor, the robot is said to be able to build an entire house in just two days. It uses a robot arm to lay bricks on a special adhesive mortar at a speed of up to 1000 bricks per hour, which is 4 times faster than it takes human. And the cost of such speed is 10% lower than the cost of conventional builders.

QuenchSea: Portable Seawater Desalination Device British startup Hydro Wind Energy has unveiled the Quench Sea, a compact seawater desalination device no larger than an iron. The device weighs 700 grams and can process up to 3 liters of fresh water per hour. And powerful filters allow you to filter the liquid not only from impurities and salts, but also from bacteria. The price for the Quench Sea desalinated water is about $100.

V15 Detect - vacuum cleaner that detects dust Dyson has launched a new model of vacuum cleaner with a very useful function of highlighting the surface to be cleaned ahead. Moreover, a green laser is used as a beam, highlighting all the dust, which will be extremely useful for people who love when everything is clean. In addition, the vacuum cleaner even has a screen with statistics of the absorbed dust.

Kinuami Water & Foam - shower with foam dispenser Japanese company NITTO TIRE Co., Ltd used the innovative developments of Morita specialists of anti-fire systems in order to create a KINUAMI shower system. Their development makes it possible to produce and apply foam of different consistencies on the body during washing in the shower. Even the composition of the foam is unique and very useful for the skin. However, will have to place a special compressor somewhere in the bathroom.

Two-storey Mobile home Life Home M90 Villa Edition Chinese manufacturer SAIC Maxus presented a rather unusual mobile home with two floors. Life Home M90 Villa Edition is equipped with extendable sections, increasing the interior space up to 20 sq. m. A small elevator is provided for moving between floors.

China presents prototype train, accelerates up to 620 km/h The train runs on the energy of a high-temperature superconductor, which gives the impression of traveling on magnetized rail tracks. The prototype is 21 meters long. The train was presented to the media in Chengdu for the first time. Professor He Chuan, who took part in the work on the prototype, has already shared his predictions with journalists. He is sure that the train can be put into service in a period of 3 to 10 years.

Wearbo - clothes with a keyboard feature Engineers at the University of Tokyo have created smart Wearbo clothes with a built-in touch panel for entering handwritten text. The device syncs with AR glasses (or with a smartwatch). The user will be able to quickly type messages, write posts on social networks and even set routes on maps.

Cubii - exercise machine for people who are sitting down a lot If you have a job that involves sitting down a lot and don't have time for training or walking, then the Cubii compact elliptical trainer is an excellent solution. The pedals are designed for the knees be low and under the office desk. At the same time, Cubii can be synchronized with the app on your smartphone, showing statistics on the number of movements, calories consumed and even the distance traveled.

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RESPIRA - the "smart" air-purifying hydroponic garden Respira is very convenient to use. Installed in 10 minutes, the garden will "take care" of itself, thanks to a patented biofiltration process with an automatic irrigation, self-support and illumination system built into the design. As for plants, currently buyers can choose from three different sets: a "tropical" assortment with tropical forest plants in dimmed light, a "bright" assortment with bright and colorful plants and a "pothos" assortment with a combination of Scindapsus.

Twelve South HoverBar Duo universal holder The holder costs $80. Thanks to the universal mounting, it can be mounted on a table or attached to a shelf, for example. Hence the many ways of use: an additional display for your Mac, a stand for drawing, a tripod for shooting videos, a TV for the kitchen, and so on. There is also an Apple Pencil tray on the stand.

HUNU - folding cup A compact HUNU coffee cup that fits into almost any pocket! It weighs no more than 100 g, can hold up to 240 ml of liquid, all the while being no more than 2 cm tall. As with all regular cups, HUNU has a lid with a hole for drinking, it fits snugly to the cup so that the drink does not spill. The removable tape also serves as a stopper for the hole on the lid and prevents the drink from spilling into the pocket. The cup is made completely of non-toxic silicone and bamboo, and, most importantly, it can be used an unlimited number of times.

OPPO unveils wireless charging technology At the MWC 2021 exhibition in Shanghai, OPPO presented the technology of charging "by air", which does not require any physical contact of the smartphone and the charging device itself. Compatible smartphones can now be charged “at a distance” with up to 7.5 watts of power. There is no information about the maximum distance. Due date for application in commercial technology was also not stated.