Astronomy Summer In The Seven Kingdoms To inhabitants of George R R Martin's fictional world of Westeros, the seasons seem to hold not just practical, but symbolic significance. The Starks repeat ominously that 'Winter is Coming' and the ruling
Antarctica Rivers Of The Underworld At the edge of the Taylor Glacier in the McMurdo Dry Valleys of East Antarctica can be found a phenomenon so striking in appearance that it would appear to be a feature only