Add Yahoo as a preferred source to see more of our stories on Google. This week marks the 24th anniversary of the 9/11 attacks. Periodically we mark that anniversary with the story of Cowboy. Cowboy ...

BILLINGS, Mont. - Scott Allison thinks cows can think. Maybe he's right. Thursday, three of his Hangin' Tree cow dogs spent about an hour teaching 10 weaned calves how to obey their commands. After ...