In Egypt's Sahara Desert, massive skeletons with strange skulls and gigantic teeth jut out from the sandy ground. This fossil graveyard, millions of...
What is a whale worth? What price can be put on the life of such majestic animals? How can we estimate that cost? And how have humans changed the way...
Argentina is a land of extremes. From the tropical rainforests in the north to the ice-fields of Patagonia in the south, stretching from the Atlantic...