If so, a game ... this DIY motion trigger for a DSLR is a quick and easy build, and probably loads more fun. The BOM on [Jeremy S Cook]’s build is extremely short – just a PIR sensor and ...

ER doctors and engineers have harnessed the motion-sensing technology in Nintendo Wii controllers to build a new kind of 3D body scanner. It's not as precise as the technology in an MRI machine or ...