History Daily

Astronomers Prove Einstein's Theory of General Relativity

September 21, 1922. After photographing a total solar eclipse, astronomers prove that space is curved, confirming Albert Einstein’s groundbreaking theory of general relativity. Support the show! Join <a href="https://intohistory.com/" rel="noopener noreferrer" target="_blank">Into History</a> for ad-free listening and more. History Daily is a co-production of Airship and Noiser.Go to <a href="http://historydaily.com/" rel="noopener noreferrer" target="_blank">HistoryDaily.com</a> for more history, daily.See Privacy Policy at <a href="https://art19.com/privacy" rel="noopener noreferrer" target="_blank">https://art19.com/privacy</a> and California Privacy Notice at <a href="https://art19.com/privacy#do-not-sell-my-info" rel="noopener noreferrer" target="_blank">https://art19.com/privacy#do-not-sell-my-info</a>.

On History Daily, we do history, daily. Every weekday, host Lindsay Graham (American Scandal, American History Tellers) takes you back in time to explore a momentous event that happened ‘on this day’ in history. Whether it’s to remember the tragedy of December 7th, 1941, the day “that will live in infamy,” or to celebrate that 20th day in July, 1969, when mankind reached the moon, History Daily is there to tell you the true stories of the people and events that shaped our world—one day at a time. So if you’re stuck in traffic, bored at work—wherever you are, listen to History Daily to remind yourself that something incredible happened to make that day historic.