Mark Hospodar has been an avid gamer ever since he fired up the original Medal of Honor on his PS1. A history teacher by training, Mark has branched out into the fields of fiction and non-fiction ...

Christoph Mick does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

From a billion miles away, Earth appears as nothing more than a pale blue speck of dust, seen only through a shaft of sunlight. "Look again at that dot," Carl Sagan wrote. "That's here. That's home.