![The Micah Hanks Program show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/041/752/small/the-gralien-report.jpg)
Summary: This week we explore "mystery booms" and other strange sounds reported around the United States, their possible origins, and whether some may be evidence of experimental hypersonic aircraft.
Summary: This week we explore "mystery booms" and other strange sounds reported around the United States, their possible origins, and whether some may be evidence of experimental hypersonic aircraft.