Modern smartphones are packed with a wide range of sensors, and their magnetometer can successfully identify certain kinds of ...
Aquachigger on MSNOpinion
Hard work still matters - A metal detecting day done right
This wasn’t a quick outing or a lucky break. It was hours of walking, digging, and sticking with it when the signals were ...
Interesting Engineering on MSN
Paw-shaped smoke detector helps firefighters find pets trapped in fires
A firefighter-built smoke detector uses silent strobe lights to help firefighters locate and rescue pets during house fires.
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