In the Winter of 2022, two brothers had a big scare when one of their dogs, Crumble, ran away during a walk. Thankfully, the dog found its way back home – but this made the brothers think. They wanted ...

In this paper, we present the development of the electronic processing circuitry for the simultaneous detection of linear and angular motion. The circuit is designed for a 6-DOF, single mass, ...

Dog trackers with integrated collars are available from Fi and Whistle. PetTracer is a cat collar that uses both GPS and radio signals from a home base station. FitBark, also for dogs, has an Apple ...

We describe the use of compact green light-emitting diodes (LEDs) for fluorescence optical imaging and demonstrate this for dynamic recording from cultured neurons. The efficient gallium-nitride-based ...