Everybody generates kinetic energy when they move. Usually this energy is just wasted energy. But now inventors are looking at ways that this energy can be utilized. What better way than to recharge your gadgets?

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In an exciting development in the medical field, Steve Collins and Arthur Duo developed a foot prosthetic which actually uses energy which is otherwise lost. People, who have physical problems with the ankle, need to wear an artificial foot, which is quite heavy.

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Apple recently launched its new offering, the iPad. This tablet pc is small and light, and very portable. It is environmentally friendly, being free of arsenic, BFR, mercury and PVR. It is also highly recyclable. It weighs just 1.5 pounds, has a 9.7 inch display, and is .5 inches thin. It has a 10 hour battery life which means that it uses less electricity. The iPad’s 30-day standby battery life means that it rarely needs to be plugged in at night, too.

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If you have small children in the house, you will well know how much energy they have. It is almost impossible to keep up with small kids running around and playing. Aaron Tsui, Irina Kozlovskaya, Jasen Mehta and Sergio Silva have together designed and created Rocco, a rocking horse for children which harnesses the kinetic energy unleashed when a child rocks on it.

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The Stick POP printer has been designed by Jihun Kang, Youngho Lee, Jieun Lee & Changsu – it is in the concept stage and still not commercially available. This portable printer measures 23cm by 6cm and you can carry it anywhere with you. It offers USB connectivity and an OLED screen on top of the bar that can display printing status.

It uses slot type cartridges which seem easy enough to change. No word on whether it can print in color or not. How is it environmentally friendly you may well ask? Well, since it is extremely small it is going to use much less plastic. It is also powered by an internal battery and can be connected via USB, so it is going to use less power.

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Many people are totally phobic about receiving injections and children are even more frightened and hate the very sight of needles. While some needle free injections are available, notably ones for diabetics, Teva has recently announced its Needle Free Tjet ® device specially for kids.

This one is specially made for kids suffering from growth hormone deficiency and needing to take regular injections of somatropin, which Teva manufactures as TEV-TROPIN®. The Tjet penetrates the stratum corneum (outermost layer skin) and is delivered into the subcutaneous (below the skin) tissue in two seconds through a tiny opening in the skin less than one third the size of a 30-gauge needle.

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Bikes are generally eco-friendly whether they are pedal or otherwise powered because they consume so little in terms or fuel or electricity. In fact, in developing countries, campuses and university towns, rural areas and parts of Europe commuting by bike is a way of life. A bike can usually go on a small path and does not need a proper road so it is great for the country.

The DBO bike which has been designed by ROBRADY Designs has won the Spark award for this new design of a folding bike. It uses an eco-hybrid system using high capacity lithium batteries which are light weight and can extend the trip to 40 km.

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There are many parts of the world where space is a premium. And even in places with large land masses, there may be areas which can use a small toilet cum sink which will save both space and water. Designed by Dang Jingwei of Home Core this one looks futuristic as well.

The eco-friendly toilet cum sink is a commode with a sink on the top. When you want to use the toilet you can swivel the sink out of the way. Then when you need to use the sink, you put it back above the toilet. It comes with a mirror and table attached. It may be a bit small and quirky though it can probably save a great deal of water.

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If you cannot do without your music and want to take it with you and share it with others, then you can get these eco-friendly, foldable speakers, which are self-powered and made of recycled paper. The speakers are available in funky designs as well and they can be made to order according to your design as well.

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Casio has jumped on the green bandwagon with its new Green Slim range of projectors. The projector is lightweight and really thin so very portable. Plus it does not use a mercury lamp, so is mercury free. As you know, mercury is a poisonous substance.

The green slim range of projectors is available in four versions. Casio says that its projectors work on a mercury free laser and LED hybrid source, which makes them very eco-friendly. Plus they can work even in a bright room, so there is really no necessity of dimming the lights.

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