The condition known as hypertrophic cardiomyopathy, or HCM, is inherited and can be a killer. But some of the genetic mutations once thought linked to the illness are actually harmless, geneticists say.
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The area around the confluence of the Silverthrone and Klinaklini glaciers in southwestern British Columbia provides a glimpse into how the terrain traveled by Native Americans in Pleistocene times may have appeared.
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