The awesome power of science fiction’s megastructures

The imaginary constructions of science fiction fill us with awe at their alien vastness. Which have you explored, and what was the most overwhelming?

Sci-fi fans call it “sensawunda”, that awe and amazement that the best science fiction stories can inspire in us. The entire world felt it recently when scientists declared that observations of a distant star might have revealed an alien megastructure. Did inhabitants of the KIC 8462852 star system encase their sun in solar panels to harvest energy? Or was this our generation’s canals on Mars moment? The sensawunda effect is so powerful that, even with scant real evidence, we are swept into believing.

Read more @ Guardian Books.