Author Archives: Joel

Conclusions: Where, how and when a solar powered mobile phone works best

According to the Guinness Book of World Records, the city of Yuma in Arizona is the sunniest place on earth. Of the possible 4,456 hours of daylight each year, the sun shines in Yuma for roughly 4,174 hours, or about…

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Conclusions: A solar mobile phone’s performance is affected by lifestyle

After four months, our solar charging project has come to an end. In that time we’ve collected huge amounts of invaluable data from places as far apart as the Arctic and Kenya. We already knew that for solar charging to…

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The challenges of using a solar mobile while camping

If there’s one occasion you’d expect a solar powered phone to be useful it would be camping. To test this assumption, we gave Aino Aaltonen a Lokki prototype when she attended the world’s largest scout Jamboree in Sweden. After an…

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4 solar powered gadgets you can charge your mobile with today

Gadgets for collecting the sun’s rays have been around since the 1830s when British astronomer John Herschel famously used a solar thermal collector box to cook food during an expedition to South Africa. These days, there is a whole host…

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How a solar powered mobile phone performs in stormy weather

In his first report from his boat on the Baltic, Petteri Alinikula was enjoying great weather and fine sailing with his family. Perfect conditions for keeping Lokki, our solar powered mobile prototype, up and running. But how will Lokki and…

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A brief pictorial history of solar powered technology

As far back as the 5th century BC, the Greeks were building their homes in grid patterns to utilize solar power. It was such an accepted technology that the playwright Aeschylus wrote that only primitives “lacked knowledge of houses turned…

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How well does a solar mobile work at the end of a Lapland summer?

Summer time in Lapland is like nowhere else in the world. For a start, there are the 73 polar days, when the sun never sets.  Then there’s the average temperature that even in July is just 14°C. Add to that…

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Hiking the Arctic Highlands with a solar powered mobile

The Arctic Char is one of Norway’s most appreciated fish. Not only is it very tasty, but it’s also well known for putting up an epic struggle. It’s this combination of attributes, which made Esa Karpoff, one of our Lokki…

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A sunny forecast: 5 reasons why the future will be solar powered

Despite its huge potential, solar power currently only accounts for a meager 0.02% of the world’s energy needs. This figure sounds disappointing, especially when you learn that solar panels were first invented already way back in 1883. Nonetheless, we’re confident…

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Sailing the Baltic Sea with a solar powered mobile phone

If you’re into sailing, you might have recently read about the MS Tûranor, the world’s biggest solar powered boat. The name, from a language in JRR Tolkien’s Lord of the Rings, means “the Power of the Sun”. Apt when you…

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