It was the evening of a graduation ceremony held by a prestigious private school, celebrating eldest daughter Samira’s ...

Open/download audio If you get a DNA kit as a gift this Christmas, let me give you a quick heads-up. DNA tests aren’t always just about fun facts like where your ancestors lived or why you hate ...

Life may have emerged from a surprisingly simple network of chemical reactions long before cells or genes existed.

Experts caution those using these services to be careful, as you may not always get what you want from biological relatives.