This briefing document synthesizes information from six sources to provide a comprehensive overview of fundamental concepts in machine learning (ML) and deep learning (DL). The sources collectively define key terms, highlight the relationship between AI, ML, and DL, discuss practical applications and challenges, and offer guidance for those looking to learn more. A central theme across the sources is the increasing relevance and accessibility of these technologies, emphasizing that understanding the basics is crucial for navigating the modern technological landscape. More at DiscoverAI