Crane Who Fell for Keeper Dies at 42

WASHINGTON — One of the great interspecies love stories of our time has come to an end. Walnut, a white-naped crane and internet celebrity, has died at age 42. She is survived by eight chicks, the loving staff at the Smithsonian’s National Zoo and Conservation Biology Institute and by Chris Crowe, …

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X Chromosome Linked to Autoimmune Diseases

WASHINGTON — Women are far more likely than men to get autoimmune diseases, when an out-of-whack immune system attacks their own bodies — and new research may finally explain why. It’s all about how the body handles females’ extra X chromosome, Stanford University researchers reported Thursday — a finding that could …

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WHO: Great Progress Made in Eliminating Trans Fat

GENEVA — The World Health Organization says great progress has been made in the global elimination of industrially produced trans fat, with nearly half the world’s population protected against the harmful effects of this toxic product. “Five years ago, WHO called on countries and the food sector to eliminate industrially produced …

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