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A plane powered just by the sun's rays has flown from Switzerland to Morocco.
It's the first time a plane has been able to fly across continents without using any fuel.
The flying machine's wings are covered in solar panels which turn the sun's rays into electricity to power the plane's propellers.
The plane's engineers are hoping that by 2014 they'll be able to use it to fly all the way around the world.
Head-butting dinosaur discovered
A new species of head-butting dinosaur is discovered by scientists in Canada.
'Earth used to smell of rotten eggs'
Scientists studying ancient fossils say they think earth used to smell of rotten eggs.
Climate change 'concerns' UK kids
A poll for kids' charity Unicef suggests that children in the UK are "deeply concerned" about how climate change will affect the world they live in.
Melt creating MORE ice in Antarctica
Dutch scientists say climate change is creating MORE sea ice in Antarctica.
'Urgent need' of climate change fix
The government's chief scientist warns rising levels of carbon dioxide in the atmosphere will cause more floods, droughts and storms over the next 25 years.
Watch Newsround
Watch the latest update from Newsround, CBBC's news programme for children.
Find out all about the world of waste
Billions of litres of sewage is treated around the UK every day but not all of it is going to waste.
Quiz: The week's news headlines
How much can you remember about the past week's biggest news stories? Find out with Newsround's Quiz of the Week!
Video: The week's weirdest online clips
Newsround takes a look at the top three weirdest news stories of the week.
Game: Grab the controls and try Master Control Room
Be a live Newsround editor for the week with our new game Master Control Room
Game: Play our new Reporter Rush game
Send your reporters to the news in time with Newsround's new game Reporter Rush
Watch Newsround's special programmes
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Science and Nature news facts and quizzes
Girlguiding UK drop God vow
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Williams out of Wimbledon
Chat: What would your minions do?
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