It’s not always easy to choose whether to store, donate or discard extra IVF embryos. This article first appeared in The Checkup, MIT Technology Review’s weekly biotech newsletter. To receive it in ...

The traditional way to make an embryo is to combine a sperm cell with an egg, often after dinner and a bottle of wine. But a new way may be around the corner. In recent years scientists have ...

Life begins with a single fertilized cell that gradually transforms into a multicellular organism. This process requires ...