CLEAN: Swiss global adventurer bets on solar power for air travel

The video introduces Solar Impulse, a solar-powered aircraft project by Swiss adventurer Gollan Picker. It highlights the project's aim to promote renewable energy and technological innovation. The aircraft, with a wingspan of a jumbo jet but the weight of a car, is powered by 12,000 solar cells and electric motors. Picker discusses the challenges faced, including fear and stepping out of comfort zones. The video concludes with plans for test flights and a real takeoff in 2012.

What is the main purpose of the Solar Impulse project?

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Describe the technological features of the Solar Impulse aircraft.

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What challenges did the team face while developing the Solar Impulse?

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How does fear play a role in the adventure of exploring new technologies according to the text?

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What is the significance of the test flight planned for the end of the year?

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