This news podcast discusses the global trend of women having children later in life. The episode begins with an introduction by the host, Katya Adler, who then interviews the BBC's population correspondent, Stephanie Hegarty, and Professor Joyce Harper, an expert in reproductive science. They explore the reasons behind this trend, including economic factors, career aspirations, and cultural shifts, using examples from various countries like China and India. The discussion also touches upon the advancements in fertility treatments like egg freezing and egg donation, highlighting the impact on women's reproductive choices and the resulting demographic consequences, such as aging populations and potential workforce shortages. The podcast concludes by emphasizing the importance of societal shifts in attitudes towards motherhood and the need for supportive policies to address the challenges of an aging population.