People from cultures with strict social norms tend to be less skilled at being funny. These findings suggest that the ability to generate humor is not just an inborn personality trait, but a skill heavily shaped by the social rules of the environment in which a person lives.

· · 来源：learn资讯

Detecting e-bike battery fires, for example, is particularly difficult, since these can unfold suddenly. Some researchers are working on new ways of sensing smoke and fire, perhaps even more quickly than before. But, take note: any certified, working smoke alarm is better than nothing.

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Bumble has also introduced AI features previously, such as an AI tool to detect scams and fake profiles.

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