'Arctic Tale,' which takes polar bears and walruses as its stars, seeks to give global warming a more recognizable face
By ANDREW C. REVKIN
There is something unnerving about watching a polar bear stalk across floating sea ice high in the Arctic and doing so from the frigid waters directly beneath the bear, the world's largest four-legged predator.

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Pot buried in an English field sheds new light on Norsemen, as treasure goes on show at British Museum
By Maev Kennedy
A Viking treasure hoard of silver and gold, traded and looted from across Europe and as far afield as Asia and north Africa, and lost for more than 1,000 years, was revealed to public view again Thursday at the British Museum.

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