How does a magnetic compass work? Well, it’s all down to basic physics and human ingenuity. The key component of a standard baseplate compass is its magnetized needle, which is allowed to spin freely ...
Morning Overview on MSN
Laser blast flips magnet’s polarity instantly without heating it up
A single, ultrafast laser pulse has flipped the polarity of a ferromagnet without first heating it to the brink of losing its magnetism, pointing to a new way to write data at extreme speeds with far ...
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