In the latest edition of WSJ’s Take On the Week podcast, we look at why rare-earth magnets are at the center of U.S. trade talks with China. We also take a look at inflation ahead of this week ...

The HP-65 was the first magnetic card programmable handheld scientific calculator. The Hewlett Packard Corporation introduced it in 1974. The HP-65 kit included a pack of narrow magnetic cards that ...

Total export volumes of rare-earth magnets from China fell 74% in May from a year earlier, according to a Wall Street Journal analysis of Chinese customs data. That was the biggest percentage ...

Prolonged exposure to magnets can affect the functionality of your credit card. Cards with magnetic strips can also become demagnetized due to dirt, scratches and other damage. EMV chip technology ...