Human brains evolved to pay extra attention to anything that resembles a face. (Scientific term: “facial pareidolia”) [Rongzhong Li] built a robot sensor array with multiple emitters and receivers ...

Makers, hobbyists and education establishments that have ever wanted to build their own robot, complete with a variety of different sensors. Are sure to be interested in a new open source robot called ...

When we think about machine learning, our minds often jump to datacenters full of sweating, overheating GPUs. However, lighter-weight hardware can also be used to these ends, as demonstrated by ...

You would have probably read about the SONAR that’s used in ships. By taking the same concept into a small form factor we get a distance sensor. This sensor is available in multiple variants and I’ll ...

Robot lawnmowers can be extremely pricey, even at the lower end of the market, setting you back quite a few hundred dollars. If you would prefer to make your own and learn a little more about Arduino ...

I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...

[Photo: Randy Sarafan] If you ever bought yourself or your kids a remote-control car, you’ll know how quickly people get bored of them, leaving the toy tossed to one side. However, if you were looking ...