A solar-powered airplane finished crossing the United States on Saturday, landing in New York City after flying over the Statue of Liberty during its historic bid to circle the globe, the project team said. The spindly, single-seat experimental aircraft, dubbed Solar Impulse 2, arrived at New York's John F. Kennedy International Airport at about 4 a.m. local time after it took off about five hours beforehand at Lehigh Valley International Airport in Pennsylvania, the team reported on the airplane's website. Such a pleasure to land in New York! For the 14th time we celebrate sustainability," said the project's co-founder Andre Borschberg on Twitter after flying over the city and the Statue of Liberty during the 14th leg of the trip around the globe. The Swiss team flying the aircraft in a campaign to build support for clean energy technologies hopes eventually to complete its circumnavigation in Abu Dhabi, where the journey began in March 2015. The solar cr...
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Because of differences in gravity, a 200 pound person would only weigh 76 pounds on Mars. More gravity facts.
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Electric eels can stun both predators and prey with electric shocks of around 500 volts. More electricity facts.
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Energy from food is usually measured in joules or calories. More energy facts.
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Light from the Earth takes just 1.255 seconds to reach the Moon. More light facts.
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When traveling at 80 kilometres per hour (50 miles per hour), cars use around half of their fuel just to overcome wind resistance.
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Water can work against gravity, moving up narrow tubes in a process called capillary action.
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A magnifying glass uses the properties of a convex shaped lens to magnify an image, making it easier to see.
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A scientist who studies physics is known as a physicist.
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The fastest land animal in the world is the Cheetah, clocking a max speed of around 113 km per hour (70 mph).
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1921 Nobel Prize in Physics was won by Albert Einstein for his work in the field of theoretical physics.
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