Radio brought news, music and entertainment into homes long before television and the internet. National Radio Day, on August 20, celebrates radio's history and its ongoing role in our lives, from morning commutes and sports broadcasts to emergency alerts and podcasts. It's a great day to tune in to a local station, explore a new genre or learn how radio works.
History of National Radio Day
In the late 1800s, scientists including James Clerk Maxwell and Heinrich Hertz studied electromagnetic waves. In 1895, Italian inventor Guglielmo Marconi sent wireless signals, and in 1901, he transmitted a signal across the Atlantic Ocean. Inventor Nikola Tesla also made important contributions.
On Christmas Eve 1906, Canadian inventor Reginald Fessenden is said to have broadcast voice and music. On November 2, 1920, station KDKA in Pittsburgh made one of the first commercial radio broadcasts, reporting the results of the presidential election.
The 1920s to 1940s are known as the 'Golden Age of Radio', with dramas, comedies and news. Edwin Armstrong developed FM radio in the 1930s. Radio remains a vital medium for news, music and emergency communications. Who created National Radio Day is not documented.
Why National Radio Day Matters
Radio connects communities and provides free access to news and entertainment.
It is crucial during emergencies, when power or internet may be down.
Radio also supports local voices and music, and amateur 'ham' radio operators help with emergency communications.
Radio also has a special connection to local communities. Local stations broadcast high school sports, weather alerts, community announcements and local music. Public radio and community stations provide news and cultural programming, and many people still find radio the most reliable source of information during storms and power outages.
Podcasts have also brought new life to audio storytelling, borrowing techniques from classic radio dramas and interviews. Many radio stations now offer their shows online, letting listeners catch up anytime. Whether through a car radio, a smart speaker or a phone, audio remains one of the most personal ways to share stories.
How to Celebrate National Radio Day
- Tune in: listen to a local station.
- Explore genres: try a talk show, jazz or classical station.
- Learn the history: read about Marconi and KDKA.
- Try ham radio: learn about amateur radio licenses.
- Prepare for emergencies: keep a battery-powered radio.
Celebrating at Work, School and Home
At work, play a local station in the break room or share stories about favorite radio shows. In classrooms, students can learn how radio waves work, record their own radio show or podcast, or research the Golden Age of Radio. At home, families can listen to a classic radio drama, build a simple crystal radio kit, or prepare an emergency kit with a battery-powered radio.
Fun Facts About National Radio Day
- Marconi transmitted across the Atlantic in 1901.
- KDKA made a commercial broadcast on November 2, 1920.
- Edwin Armstrong developed FM radio in the 1930s.
National Radio Day FAQs
When is National Radio Day?
National Radio Day is August 20.
Who invented radio?
Many contributed, including Marconi, Tesla and Fessenden.
What was the first commercial radio station?
KDKA in Pittsburgh is often cited.
When is World Radio Day?
February 13.