Genetically-modified apple doesn't brown when bruised or cut, whales may have the ability to block out noise pollution, biodiversity researcher develops mathematical formula to count number of species on earth, and French cow's diet includes fine wine.

(Airs Sunday, May 31) About 8,000 years ago, the relationship between cows and man began with the revolutionary advent of domestication in Mesopotamia, the Indus River Valley, and Africa.

Both humans and animals seem to be hard-wired to find youngsters adorable. Baby Tales explores the reasons why the young play on our heart strings.