Solar Impulse reaches half way in Japan-US leg

A solar-powered aircraft flying between Japan and Hawaii as part of a round-the-world bid passed the halfway point of the perilous Pacific Ocean crossing Wednesday, and smashed its own endurance record.

What's at stake in battle over Hawaii telescope

Scientists hoping to build a telescope that will allow them to see 13 billion light years away, giving them a look into the early years of the universe, are facing opposition from Native Hawaiian groups who say the construction ...

Solar Impulse Japan take off postponed

A solar-powered plane on a mission to fly around the world was back in its mobile hangar Wednesday, after take off from Japan was postponed at the 11th hour because of bad weather over the Pacific Ocean.

Solar Impulse set to take off early Wednesday

A solar-powered plane that has been trapped in Japan for three weeks by the rainy season is set to take off for Hawaii early Wednesday, the team said.

Solar Impulse facing 'moment of truth' in Japan

An ambitious attempt to circumnavigate the globe in a solar-powered plane is facing a "moment of truth" after two weeks of bad weather that have left it stuck in Japan, its pilot said Tuesday.

Solar Impulse now fixed but waiting on weather

A solar-powered plane that got stuck in Japan during an attempt to fly around the world is fixed and ready to go—as soon as the weather gets better, a spokeswoman said Thursday.

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