The scientists Marta Shahbazi and Tamara González Costa, among those missing in the Urda train accident

Two Spanish scientists, Marta Shahbazi Alonso and Tamara González Costa, are missing after a train collision in Urda, Toledo. Marta, a renowned biologist specializing in reproductive medicine, was heading to Huelva for an award ceremony. She leads a research group at the University of Cambridge and has received accolades for her work on human development. Tamara, a biomedical researcher, was traveling to attend the same event. Both families are desperately seeking information about their whereabouts following the tragic accident.