This is the star we should investigate:
http://www.theatlantic.com/science/archive/2015/10/the-most-interesting-star-in-our-galaxy/410023/
"It looked like the kind of thing you might expect an alien civilization to build."
Who knows? Wormhole travel or communication might be possible.
shareIt actually did happen, but the results weren't the same in real life. Look up that observatory in Ohio, who got an alien signal for 5 minutes before it stopped. There was no blueprint buried in the signal, and no machine was built so they could go visit, nor did the world care or go nuts about it.
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