Sa chlár seo: an tOllamh Pól Mag Uidhir ag caint faoi leictreonaic, Matt Zepf faoi léasair agus Katie Ní Loingsigh faoi nathanna cainte an Athar Peadar Ua Laoghaire.
In this programme: Professor Pól Mag Uidhir speaks about electronics, Matt Zepf on lasers and Katie Ní Loingsigh on expressions of speech used by Fr. Peadar Ó Laoghaire. Show less