"Would you like a blue-eyed or a brown-eyed baby? Is Alzheimer's in your family? We can screen for that. And obesity? We'll see what we can do." In the not-too-distant future, doctors might routinely ask such questions of expectant parents. They might even alter the genes of a developing fetus and create, in effect, custom-made babies. But should they?
Like no other species on Earth, we humans can influence what genes and traits are passed on to future generations -- and thereby impact the course of our evolution. Will our power to manipulate human heredity lead us down a dangerous path?
Explore what the future may hold, and ask yourself ...
Do the benefits of new genetic tools outweigh the risks?