It's a stunning sight: Niagara Falls, the world's most famous waterfall, apparently frozen in place. The icy spectacle, brought on by weeks of severe cold, has drawn a steady flow of intrepid tourists. But is it really frozen? Not exactly. Here's a brief explanation of what really happens when the mighty Niagara River appears to form a crystalline cascade:
Almost from the moment a converted crabbing boat became a floating strip club off the shore of an Alaska island, it's been beset by legal tangles over safety rules and liquor laws. Now there are allegations that it's been dumping human waste into a harbor.