“Stellar activity and plasma turbulence near a transmitting planet can broaden an otherwise ultra-narrow signal, spreading its power across more frequencies and making it more difficult to detect in traditional narrowband searches.”
Science paper: https://iopscience.iop.org/article/10.3847/1538-4357/ae3d33
Review article: https://www.theregister.com/2026/03/10/seti_admits_its_search_for/
Broadening of specral lines info: http://www.hyperphysics.phy-astr.gsu.edu/hbase/Atomic/broaden.html
Maybe there’s some alien civilization who’s actively pointing a radio signal in our direction so they can communicate with us. I don’t know… maybe the aliens are observing how friendly we are to each other and really want to connect?
Like what we do with things like arecibo.
Yeah! Like, hmmmm… was it really a storm that brought Arecibo down? Or … was the storm just used as a cover by ET hackers?