In May of 2008, Brazil's National Indian Foundation, a government agency, published aerial photos of what was reported to be a tribe of uncontacted peoples living in a remote corner of the Amazonian rainforest. The images depicted several men, painted a bright red and brandishing bows and arrows, ready to attack the mysterious aircraft above. The images were sensational and stirred much controversy, and in an anthropological way pointed out the subtle notion of perspective that lies at the heart of some of the most advanced thinking in theoretical physics. Namely, denied the proper position of reference, can one be cognizant of true isolation? When one can't see the forest for the trees, how can one consider the landscape beyond the woods? For anthropologists, the relation of uncontacted cultures to our own is the big question. For scientists, it is our relation to everything there is, and could be, that brings a feverish curiosity. READ MORE