by Manuel Sánchez — There is an old sci­ence fic­tion story called 'Who Goes There' that was twice made into a movie. It dealt with a sci­en­tific ex­pe­di­tion to the North Pole which, un­der the ice, found an ex­trater­res­trial space­ship car­ry­ing alien forms of life. Well, now a real sci­en­tific ex­pe­di­tion to the Antarc­tic found a com­plete ecosys­tem that was trapped...