I'm returning to an old project today to fix it since it got broken during my recent move. This toy I made for my dog is very fun project where an Arduino controls two servos so they can move a laser ...

When most people hear "polymer," they think of plastics. In our group, polymerization is a way to line up identical molecules like beads on a string and let quantum mechanics take over. Put magnetic ...

Parents commend the choice of Andres Chait as acting superintendent as LAUSD grapples with an ongoing inquiry into Supt.

Using a single GPIO port on a microcontroller to control N bits of arbitrary parallel binary outputs, e.g., a multi-digital display.

At first glance, it may look like [Rybitski]’s 7-segment RGB LED clock is something that’s been done before, but look past the beautiful mounting. It’s not just stylishly framed; ...

Think of the brain as a city with traffic lights that keep signals flowing smoothly. In a new study, researchers followed a clue about nitric oxide, a common chemical messenger, and found that, in ...

A lot of making goes on in this community these days, but sometimes you’ve just gotta do some old fashioned hacking. You might have grabbed an old Speak and Spell that you want to repurpose ...

Download library ZIP file, and extract it. Place the extracted library folder in Documents(文件)/Arduino/libraries/. Restart the Arduino IDE. (Optional) Go to ...