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Ideas

Bright ideas for improving the world


Simple Design Elements to Improve Cycling

Written by , on October 17, 2014

Copenhagen has some simple, inexpensive “micro designs” to improve urban cycling.  Read more »

Simple Change to Cement Could Reduce CO2 Emissions

Written by , on October 1, 2014

Concrete is a leading contributor to global warming, producing as much as one-tenth of industry-generated greenhouse-gas emissions. A new study suggests a simple way in which those emissions could be reduced by more than half while producing a stronger, more durable material.  Read more »

Zero Net Enegy at Zero Cost

Written by , on September 16, 2014

A revolutionary renovation programme in the Netherlands, called Energiesprong (Energy Jump), is delivering social housing with zero net energy consumption to social housing at zero cost to the tenant and with no subsidies to the builder.  Read more »

Device Recovers Waste Heat from Showers

Written by , on August 15, 2014

A new drain heat exchanger for waste heat recovery in residential buildings promises to be the first practical version for home shower use. It is claimed to recover up to 45% of the waste heat from shower drains while offering a good return on investment.  Read more »

Solar Drink Cooler

Written by , on August 11, 2014

Coca Cola, in collaboration with the International Physics Centre in Bogota, Colombia, have developed a fridge that cools drinks without using any electricity.  Read more »

40% More Efficient Cooking Pan

Written by , on July 15, 2014

A new type of cooking pan makes better use of available heat.  Read more »

Tidal Lagoons Could Generate 10% of UK’s Power

Written by , on July 10, 2014

A British company, Tidal Lagoon Power, is proposing to develop a network of tidal lagoon power stations. It says that it could provide 10% of the UK’s power needs by building at least five full-scale tidal lagoons in UK waters by 2023,  Read more »

Easily Reduce Building Energy Use

Written by , on November 16, 2013

According to the US Department of Energy, on average office buildings are empty for about 72% of the time and 55% of their total electricity use occurs during this time. Half of this wasted electricity is used for heating, ventillation and air conditioning. Another 25% is consumed by lighting. The remaing 25% is "plug loads" […]  Read more »

Staggered Turbines Produces Better Wind Farm Performance

Written by , on October 31, 2013

Researchers at the University of Delaware have found that staggering and spacing out turbines in an offshore wind farm can improve performance by as much as 33%.  Read more »

Tiny Electric Car Has Removable Battery

Written by , on September 30, 2013

One of the problems with electric cars is how to charge the battery if you have to park in the street or your destination doesn't have a a suitable charging point. The Itaian manufacturer Estrima has solved the problem in its tiny Birò electric car by making the batterey removable, so that it can be […]  Read more »