The big picture: Lego has announced plans to shut down its Mindstorms line of programmable robotics following a 24-year run. Mindstorms debuted in September 1998 as an educational tool for children ...

Some readers may recall building a line-following robot during their school days. Involving some IR LEDs, perhaps a bit of LEGO, and plenty of trial-and-error, it was fun on a tiny scale. Now imagine ...

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