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"Curiosity took its first test drive around the gravel-strewn Martian terrain on Wednesday, preparation for the ultimate road trip to find out if life could have existed on the red planet. The six-wheel NASA rover did not stray far from the spot where it landed more than two weeks ago. It rolled forward about 15 feet, rotated to a right angle and reversed a short distance, leaving track marks on the ancient soil."

"I'm as happy as anyone that the Curiosity rover got to Mars; it's hard not to barrack for all those NASA geeks in their blue polo shirts. But before you get all apple pie about the achievement, there's something you should know: Curiosity runs on plutonium from a Soviet-era nuclear weapons plant."

"Professor Tim Entwisle, Royal Botanic Gardens director, will release a book Sprinter and Sprummer: Australia's changing seasons in September, that will argue there should be five seasons and these should include two springs."