The ideas, people, and products shaping what comes next.
GadgetsA lithium-ion battery stores energy by shuttling lithium ions between two electrodes, and it lasts longest when kept cool and away from extremes. Here is how it works and what care helps.
CybersecurityPhishing is a scam that uses fake messages to steal passwords, money or access. Here is how it works, the warning signs agencies list, and what to do if you have already clicked.
Artificial intelligence is software that learns patterns from data to make predictions, recommendations or decisions. Here is how it works, where it is used, and which common beliefs about it are wrong.
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