Its finally happened, the machines are reproducing on their own

Self-aware robots capable of rebuilding and reproducing could spell the end of humanity, Professor Stephen Hawking has previously warned.

Unfortunately – that is exactly what this video shows.

Blog HackADay posted footage of a 3D printer made of Lego – printing Lego blocks.

The homemade 3D printer is build using an old HP printer, with a few modifications.

“The brains of the printer are occupied by Marlin running atop a Atmega 2560, and Pronterface for the PC software,” reports

“He tops it off with a Geeeteck built MK8 extruder boasting a 0.3 mm nozzle that accepts 1.75 mm filament.”

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