For one, it only takes a small radio receiver to detect lightning strikes, and [mircemk] shows us exactly how to do that. When lightning flashes, it also lights up an incredibly wide spectrum of ...

TK has combined a PIR with an Arduino to create a smart safety light for the house or workshop. Follow along as this gets built out into a more extensive project.

Saraf’s new sensor, unlike prior versions, will be able to detect the shape of the protein and the DNA sequence without any chemical tag.

You can make a perfectly good water detector with things you probably already have around the house. My point isn’t that you should (or shouldn’t) construct a homemade water sensor.

Arduino Based Wireless Intrusion Detection Using IR Sensor and GSM Intrusion Detection Systems (IDS) strive to catch computer system intrusion & utilize by any garnering and analyzing data.