Uploaded April 2026 | Updated September 2026, 3 weeks ago

---

How are segments of DNA preserved from ancient viruses impacting the functioning of the placenta? And how does this lead to pregnancy complications?
Jennifer Frost leads a team of researchers at Kings College London, investigating the role of transposons in the placenta which leads to pregnancy complications. She joins us this month to explore what transposons are, why the placenta is so susceptible to their influence, and how this can manifest in pregnancy.

Ri Science Podcast episodes are released on the last Wednesday of every month, and our new ‘From the Theatre’ episodes are released on the second Wednesday of the month. Subscribe to be notified as soon as the next episode is released!

Explore our Summer Programme on our website
Subscribe to our YouTube channel
Follow us: @ri_science on Instagram and TikTok


Producer and presenter: Lia Hale
Music: Joseph Sandy