Infertile people, gay and trans couples yearn for progress on lab-made eggs and sperm

When Diana and Paul Zucknick built their dream house on a quiet street in Austin, Texas, more than a decade ago, the couple made sure it was big.

"We bought and built this house with the intention of filling it up with lots of children," says Paul, a computer engineer who's now 39.

But after about a year of trying to conceive, the Zucknicks discovered something that changed their lives: They were both infertile.

"We had sort of just imagined that it would happen naturally. And then to find out that it can't ever happen naturally? It was really hard," says Diana, who recently turned 41. "I guess you just don't realize how important it is to you until you're faced with the reality that it might not be possible."

So Diana and Paul started searching for anything that could help them. Diana even retired from the job she loved teaching elementary school to focus on getting pregnant. She was also finding it increasingly