In a holiday commercial, Dr. Seuss’s the Grinch receives a 23andMe DNA kit as a gift and logs on to the company’s website to check out his results.

Scientists have developed a way to carve shapes from DNA canvases, including all the letters of the Roman alphabet, emoticons and an eagle’s head. Bryan Wei, a postdoctoral scholar at Harvard ...

A few weeks into sixth grade, Colman Chadam had to leave school because of his DNA. The situation, odd as it may sound, played out like this. Colman has genetic markers for cystic fibrosis, and ...

And they're clearly working. Clever marketing combined with holiday deals means parents are buying their kids DNA tests from companies 23andMe, AncestryDNA and MyHeritage.