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Weekly Science Scanner

Posted June 18th, 2014 at 8:02 pm (UTC-4)
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Early ancestors of cows and pigs had legs with five toes, just like humans. So what changed? Scientists at the University of Basel in Switzerland believe they have the answer. They’ve identified a gene regulatory switch that played an important role in the evolutionary changes in the limbs of members of a group of large […]

When Domesticated Cats Turn Deadly

Posted January 30th, 2013 at 6:16 pm (UTC-4)

Most people view cats as harmless pets, but for birds and small mammals, the domesticated feline can be a deadly killer. A new study in Nature Communications finds bird and mammal mortality caused by outdoor cats is much higher than has been previously reported. Annual bird deaths in the United States are now estimated to […]