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| Technovelgydotcom |
The ESPER machine in the Sci-Fi Blade Runner allowed bounty hunter Deckard (played by Harrison Ford) to see around corners in search of his prey (replicants). Dutiful as we Sci-Fi fans tend to be, we suspend belief subconsciously to both enjoy the movie and help the plot along.
Until.
Bats, whales and dolphins (and, some very adept humans) use a sonar form of this: echolocation, where most likely, the sonar images are not exact or precise, but each group has enough experience to know friend from foe.
Gizmag: MIT researchers create camera that can see around corners
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