How to transform your smartphone into a real-world Star Trek tricorder

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When the first flip-top phones appeared in the ‘90s, prompting amazed gasps of, “Hey, this is just like the communicator in Star Trek!” it felt like we were on the cusp of an amazing sci-fi future. These days, however, James T. Kirk’s handy interstellar mobile device looks a bit clunky—and it’s shamefully low on functionality. With no text or web capability, the communicator’s only uses are voice calls and the occasional deployment as a medium-yield timed explosive.

To compete with today’s phones we’ll have to turn to another bit of Star Trek equipment: the tricorder. Fans will know the tricorder as the palm-sized (at least by The Next Generation) device filled with enough sensors and computers to scan the surrounding area, allowing its wielder to deliver whatever exposition the Star Trek writers needed the audience to know.

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