Broadcasting: This refers to transmitting information (like news or music) over airwaves to a wide audience. It's like posting content on your social media feed where anyone who follows you can see it.
Golden Age of Radio: This term refers to a period in US history (1920s-1950s) when radio was the dominant electronic home entertainment medium. It's akin to how smartphones dominate our lives today.
Fireside Chats: These were series of evening radio addresses given by U.S. President Franklin D. Roosevelt between 1933 and 1944. Imagine if a president today decided to regularly go live on Instagram or YouTube - that's what Fireside Chats were like back then!