A feature picture released on July 17 shows Grace (R) and Alastair MacDonald, 24, the second IVF (in-vitro fertilisation) baby in the world and the first boy conceived through the ground-breaking technology, posing for a photograph in their home in Denny, Scotland July 15, 2003. [IVF, a fertility treatment which celebrates it 25th anniversary on July 26, involves removing eggs from the ovary, fertilising them in a test tube and transplanting the embryos into the womb. More than a million children around the world have been conceived through fertility techniques since the birth of Alistair.]