Weaponising a teddy bear

At primary school, I loved my Tamagotchi: it moved, it beeped, it was almost like I could talk to it! Nowadays, kids can actually have conversations with their toys, and some toys are IoT devices, capable of accessing online services or of interacting with people via the Internet.

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Acrophobia 1.0: don’t drop the ball!

Using servomotors and shadow tracking, Acrophobia 1.0’s mission to give a Raspberry Pi a nervous disposition is a rolling success. Acrophobia 1.0 Acrophobia, a nervous machine with no human-serving goal, but with a single fear: of dropping the ball

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An affordable ocular fundus camera

The ocular fundus is the interior surface of the eye, and an ophthalmologist can learn a lot about a patient’s health by examining it. However, there’s a problem: an ocular fundus camera can’t capture a useful image unless the eye is brightly lit, but this makes the pupil constrict, obstructing the camera’s view. Ophthalmologists use pupil-dilating eye drops to block the eye’s response to light, but these are uncomfortable and can cause blurred vision for several hours

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Generator Monitor Gives the Phone Company the Boot – Hackaday

Hackaday Generator Monitor Gives the Phone Company the Boot Hackaday The hardware setup is little more than connecting the communications lines from the generator's controller (in this case, a Generac Evolution controller) to the serial communications pins on a Raspberry Pi 3.

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