Podcast:Today, Explained Published On: Thu Sep 16 2021 Description: The US military is redoubling its efforts to figure out what’s behind reports of mysterious sonic attacks. So is Vox’s Unexplainable podcast. Transcript at vox.com/todayexplained. Support Today, Explained by making a financial contribution to Vox! bit.ly/givepodcasts. Learn more about your ad choices. Visit podcastchoices.com/adchoices