'Lightly rub the rod to remove the carbon buildup. You don’t have to rub it roughly, just clean the soot off so it’s shiny ...

ANCIENT OLYMPIA, Greece -- The Olympic flame began its journey Wednesday to the Milan Cortina Winter Games missing a little of its usual magic. Bad weather lashing western Greece forced organizers to ...

At a temple in Ancient Olympia, a flame is drawn from the sun to begin its journey to the Winter Games. The choreographed ceremony inspired by ancient Greece is designed to link the original games to ...

Here’s a fun build from [RootSaid] that is suitable for people just getting started with microcontrollers and robotics — an Arduino-controlled two-wheeled robot. The video assumes you already have one ...

There are a lot of options for local weather stations; most of them, however, are sensors tied to a base station, often requiring an internet connection to access all features. [Vinnie] over at ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

Synthesis of nanostructured cubic phase SnO 2 thin film and its trace-level sensing of CO gas This study presents a cubic phase SnO 2 thin film gas sensor with ultra-high CO sensitivity and 1 ppb ...