NASA is putting the finishing touches on its Mars helicopter

The Mars 2020 mission will truly be one for the record books when it begins in July of next year. Not only is the Mars 2020 rover one of the most advanced piece of equipment that will ever be sent to the Red Planet, it's also equipped with its very own helicopter.The vehicle, named simply the Mars Helicopter, is the first of its kind, and a great deal of work as been put into perfecting its simple design and ensuring that it can withstand the conditions of Mars. Now, in a new blog post, NASA's J