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Before CNN tells Miles O’Brien’s story, watch his 3 reports on bionic arms

Tonight, CNN’s Dr. Sanjay Gupta will host a documentary about our science correspondent, Miles O’Brien, and the days and months that followed the freak accident that took his left arm — and nearly his life.

It’s hard to imagine, but since the accident, Miles has barely missed a beat. He has reported on changing Alaska sea ice, genetically modified rice, drones, Mars, killer comets and missing planes.

He has also dug deeply into the latest in upper-limb prosthetic technology, with this piece, which looks at the possibilities and the limits of bionic arms…

And this report on breakthroughs in sensory perception that are helping amputees feel again — one of the hardest things, he says, to replicate.

Plus, here’s Miles’ piece on a man who’s become a pioneer for advanced upper limb prosthetics:

For more background, you can watch this moving interview with Judy Woodruff, just three weeks after the accident: