On Wednesday, gas prices in the US reached their highest level since September, as this rally in oil prices had pushed the average price of a gallon of gas towards $3.25 a gallon. Ines Ferre is a ...

Using another XBee shield and its USB adapter board, [Mike] can now wirelessly access the tank oil level log from his computer.

On Wednesday, gas prices in the US reached their highest level since September, as this rally in oil prices had pushed the average price of a gallon of gas toward $3.25 a gallon.