A prototype solar device has been unveiled which mimics plant life, turning the Sun's energy into fuel.

一种能够仿生植物的光合作用，将太阳能转换为燃料的太阳能装置的原型日前揭开它神秘的面纱，悄然出现。

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The device was also probably used to predict solar eclipses and indicate other planetary motions.

这一装置也有可能被用来预测日食和其他天体活动。

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In the future, NoteSlate can also be powered by a solar panel on the rear of the device, providing an option to go grid-free.

未来，它有一个免用电选项，可以通过背面的太阳能板供电。

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Last November Econet launched the Econet Power Station- a revolutionary solar power device which will allow individuals and families across Africa to light up their homes, charge their mobile phones and generally utilize energy at a relatively inexpensive cost compared to current solar energy devices currently available in Africa.

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It's pretty rare that a portable solar-based device offers much more utility than impressing your friends, but PiSAT Solar's K-Light won't only make you the coolest kid on your block: it might actually prove useful the next time you take a hike or find yourself hanging out in a developing country.

ENGADGET: PiSAT Solar's K-Light boasts a one-to-one charging ratio

In their view, three things are needed to create a workable solar-thermoelectric device.

ECONOMIST: Solar power