The days of wondering what to expect when you’re expecting may soon be over. Researchers in the UK are working on eliminating much of the mystery surrounding pregnancies by developing a mail-in test that can predict everything from whether or not a couple is having twins to if an unborn child may have Down syndrome, using nothing more than a urine sample.

MAP Diagnostics is the company behind the first-of-its-kind pregnancy test that would reveal intricate details of both a mother and child’s health months before the actual due date, Smithsonian reported. The test, known as the MAP test, was originally developed to analyze proteins in a mother’s urine to predict chances of having an aneuploid pregnancy, or a pregnancy in which the child has an abnormal number of chromosomes in his cells (the cause of Down syndrome ). The Telegraph reported that the technique is…