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31.07.2011 , Christian Schmidt

Five watts are enough - Solar laptops

The new generation of solar-capable laptops and desktop computers require barely more energy than a flashlight. That is quite convincing, but...

31.07.2011 , York Ditfurth

When breathing becomes deadly

They are sold a million times over. They break down a million times over. They endanger people, animals, and the environment a million times over:...

In rural regions not linked to an electricity network, cooling of foodstuffs, medication, and vaccines is an urgent problem. Until now, kerosene...

30.04.2011 , Ursi Schachenmann

Earth, water, air, and shade

Open the door and take a cool drink out of the refrigerator. An entirely automatic action for the one, and entirely unknown for the other. The cooling...

30.04.2011 , Christian Schmidt

Hybrid into the future

Hybrid systems are a reliable means for supplying people in remote areas with energy: the combination of several energy sources allows for greater...

30.11.2010 , Marion Elmer

What is good light?

Artificial light has developed steadily since the first lamps burning animal fat circa 40,000 years ago. Nonetheless, there is still no simple patent...

Prospects for a rapidly growing solar market look good. For one, because 1.5 billion people in rural regions live without access to electricity, and...

30.11.2010 , Christian Schmidt

Clean water – a human right

At the beginning of the twenty-first century, every seventh person throughout the world must continue to live without sanitary drinking water....

30.11.2010 , York Ditfurth

Battery recycling

Mass production without recycling leads to a massive problem. That is also true of solar products. According to business figures from various...

Lighting Africa developed a market research program in order to understand consumers’ needs, preferences, and financial situations. The quantitative...

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