The brightest star in the night sky shows off this spring: How to see a scintillating Sirius

Some people probably believe that the twinkling effect is produced by the stars themselves, but that is not the case at all.

https://www.space.com/stargazing/the-brightest-star-in-the-night-sky-shows-off-this-spring-how-to-see-a-scintillating-sirius