![](http://static.ddmcdn.com/gif/blogs/dnews-files-2014-02-solar-orbiter-200x200-140212.jpg)
Inspired by a prehistoric material used by our ancestors to
create cave drawings 30,000 years ago, scientists have found an
ingenious method to keep the upcoming European Solar Orbiter cool.
![](http://static.ddmcdn.com/gif/recipes/russian-meteor-200-140212.jpg)
On Feb. 15, 2013, during the morning commute in the skies
over Chelyabinsk, Russia, modern civilization has a ringside view of
what it's like to be hit by a violent cosmic event.
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