Why not provide an automatic transmission system for traditional wheelchairs? The wheels can be attached to conventional wheelchairs. They will able to recognize the movements of the user. The wheels can then choose the correct gear for moving up or down hills and across rough terrains by monitoring the user's speed and how hard they are pushing. Because the wheels are automated, the user won't need to expend any extra time or effort in changing gears.

The stylus creates line of varying width with transforming user applied pressure to sound transmission. The transparent tip of the stylus allows the user to see the screen beneath, and the tip is attached to a pressure sensor. Integrated electronics transform pressure on the sensor to sound, which is emitted through the stylus's speaker at a range humans cannot hear, but the device can register.

The new earphones will allow users to enjoy their music without blocking out the surrounding sounds. They will include two very small speakers held in place in the ear canal by a retention device. Because the speakers will only fill part of the ear canal, environmental noises will still be able to be heard. And since the device will not seal the ear, gradual hearing loss can be prevented.

To have a pleasant odor in a room, you need to drip a couple of perfume drops on an unlit light bulb. If there is a musty smell in your fridge, you have to put black bread slices on the shelves and hold them in a closed refrigerator for several hours. To get rid of a specific smell in the place where the bread is kept, you need to wipe this place with a cloth dampened with vinegar from time to time and air it regularly. Unpleasant odors in a cupboard can be removed...

If your dog or cat has fleas, get fresh pine shavings and let your pet sleep for several days at these shavings. Fleas cannot stand the strong resinous smell, so they run away quickly. There is another way to deal with fleas. Take tobacco (you can crumble cigarettes for this) and make tobacco decoction. Then give your pet a bath with this decoction. Of course, the animal won't like such a bath but after this procedure relief from fleas is guaranteed.

The stains of organic origin are removed with stain removers, which include reducing agents (sodium hydrosulfite or its derivatives), oxidants (hydrogen peroxide), as well as various solvents and other substances. Their action is based on the fact that they convert coloring matter to the colorless one which is easily washed out. To remove stains from juice, berries, fruit, ink, wine from any fabric use powdered cleaners and pastes, indicating that the stain remover is used for...

It turns out that one can get rid of excess weight not only with the help of exhausting workouts and strict diets. The experience of Sweden, which occupies a leading position on the number of people suffering from obesity, shows that it is possible to get rid of excess weight easily. There are unusual musical stairs in Stockholm subway. The steps of such stairs look like piano keys and when one presses on them, they produce musical sounds. The innovation of Swedish...

HR portals mushroom out in the Internet. They are almost as popular as dating sites. To attract visitors, the organizers of such portals often suggest original ideas. For example, the main feature of Jobsket site is that all CVs are evaluated by a special program reasoning from the experience and education of candidates, i.e. each candidate can find out his real value on the market. The main objective of the South African GetaGreatBoss resource is to help job seekers to find a good boss....

I suggest creating the first ever wireless bike. The eBike will have only a tiny bit of wiring in the front hub. The bike will also have a USB port, charging port, LED batter power display, regenerative brakes and a wheel that will double as a generator. All of the bike's circuitry will be in-frame, including the electric motor, battery, throttle and peddle-assist functions. Motor range will be 12-15 miles. Battery will take 4-5 hours to recharge.

Why not develop a tooth regenerating paste that can allow teeth to rebuild themselves by reversing decay? The peptide solution paste will contain a compound that will arrange itself into fibers when applied to a tooth. The fibers will form a scaffold to attract calcium and allow the tooth to rebuild itself from the inside.