Summary:The fiscal year 2025 (FY25) Rare Cancers Research Program (RCRP) Concept Award (CA) supports highly innovative, untested, potentially groundbreaking novel concepts in rare cancers. This award mechanism supports high-risk studies that have the potential to reveal entirely new avenues for investigation in rare cancers. Applications must describe how the new idea will be innovative and present as a novel course of investigation in the field of rare cancers.Distinctive Features:· Preliminary data are not required.·...