If you read about Hall effect sensors — the usual way to detect and measure magnetic fields these days — it sounds ...

This easy-to-build walking reindeer can be constructed with only a bow motor, battery, wires, and a few other parts.

For how crucial whales have been for humanity, from their harvest for meat and oil to their future use of saving the world ...

Abstract: Spatial localization of 3D sound sources is an important problem in many real world scenarios, especially when the sources may not have any visually distinguishable characteristic; e.g., ...