What the search for alien 'megastructures' taught us about seeking life beyond Earth 

 A machine learning-based search for TESS data anomalies could lead us to proof of alien life. 

https://cdn.mos.cms.futurecdn.net/FkjaLAnwixpPUVnLzHsqNE.jpg

https://www.space.com/alien-megastructure-search-life-beyond-earth