Scientists use ‘negative light’ to send secret messages hidden inside heat

Researchers have developed a technology to invisibly transmit information disguised as background thermal radiation. Using a phenomenon called “negative light,” they transferred 100 kilobits of data per second in a way that was completely undetectable to outside observers.Most methods for concealing data during transfer involve hiding it among other data…

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Toyota recalls 550K vehicles over seat-back locking issue

Toyota is recalling 550,007 vehicles because of a seat-back locking issue, federal regulators said. The recall affects 420,771 Highlander and 129,236 Highlander Hybrid vehicles, all from model years 2021 through 2024, according to a notice filed with the National Highway…

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Generative AI can amplify and reinforce our delusions, findings show

There are numerous examples of artificial intelligence (AI) systems’ hallucinating and the effects of these incidents. But a new study highlights the potential dangers of the reverse: humans hallucinating with AI because it tends to affirm our delusions.Generative AI systems,…

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