February 20, 2015 / 10:25 PM CST / CBS Chicago (CBS) -- How much do you really know about the background of your dog? Makers of newly available DNA tests say they can identify your mutt's breed.

It is unusual. Singer Tom Jones plans to get his DNA tested to find out if he has some black ancestry, he told The Times of London magazine in an interview published Saturday. The 75-year-old Welsh… ...

Penn State. "Computer Model Predicts Outcome Of DNA Shuffling." ScienceDaily. ScienceDaily, 20 March 2001. <www.sciencedaily.com / releases / 2001 / 03 / 010313074239.htm>.

Ancient DNA reveals how Europeans became white Rob Waugh Published June 15, 2015 4:43pm Updated June 15, 2015 4:50pm Comments ...