To Ray: Researchers Have Identified 100 Mysteriously Disappeared Stars in The Night Sky You might find this article interesting. "There is that other explanation. The one we'd all like to be true, but can't take seriously until we have a lot more evidence: Aliens could be covering these stars up to absorb their light, converting it into useful energy before shedding it as low grade radiation. Or the initial flares might be short lived, intense signals from alien technology." Of course evidence is important, but imagination was a very good way to walk for truth. The way I think of them is like chameleons. They could be one of us too.