Lasers keep mini helicopter hovering for hours
(PhysOrg.com) -- Seattle research and development company LaserMotive has succeeded in keeping a model helicopter hovering for six hours, powered only by the energy of a laser.
(PhysOrg.com) -- Seattle research and development company LaserMotive has succeeded in keeping a model helicopter hovering for six hours, powered only by the energy of a laser.
An experimental solar-powered plane landed safely Thursday after completing its first 24-hour test flight, proving that the aircraft can collect enough energy from the sun during the day to stay aloft all night.
Energy & Green Tech
Jul 8, 2010
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(PhysOrg.com) -- A huge airplane using solar cells as its only power source is being tested in Switzerland. In its first successful test flight last December, the plane flew only 350 meters at a height of just one meter above ...
Round-the-world balloooning pioneer Bertrand Piccard unveiled his solar-powered aircraft in Switzerland on Friday, ready for another trend-setting circumnavigation of the globe powered solely by the sun.
Energy & Green Tech
Jun 26, 2009
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The first solar plane aimed at reaching the stratosphere made an initial low-altitude test flight over Switzerland Friday.
Energy & Green Tech
May 5, 2017
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Circling the globe in an aircraft that used no fuel would be enough for some to rest on their laurels, but the pilots of Solar Impulse 2 on Monday spoke of their new project.
Energy & Green Tech
Oct 10, 2016
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The world's first round-the-world flight to be powered solely by the sun's energy made history on Tuesday as it landed in Abu Dhabi, where it first took off on an epic 25,000-mile (40,000-kilometer) journey that began more ...
Energy & Green Tech
Jul 26, 2016
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Solar Impulse 2 was on Monday approaching the end of its epic bid to become the first sun-powered airplane to circle the globe without a drop of fuel to promote renewable energy.
Energy & Green Tech
Jul 25, 2016
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The final leg of an unprecedented world tour by a solar-powered plane was postponed Saturday due to the pilot's health, he said in a message on Twitter.
Energy & Green Tech
Jul 17, 2016
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The Solar Impulse 2 landed in Spain on Thursday morning after completing a 70-hour flight from New York in the first solo transatlantic crossing in a solar-powered airplane.
Energy & Green Tech
Jun 23, 2016
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