An overwhelming majority of handheld devices these days have ambient light sensors built into them. A large percentage of TVs and monitors do, too, and that proportion is growing. The sensors allow ...

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The ambient light sensors typically employed in smart devices for adjusting screen brightness could capture images of user interactions and could pose a unique privacy threat, according to researchers ...

A device that detects the amount of light in the vicinity. An ambient light sensor may be built into a smartphone or tablet to adjust the screen brightness based on the available light. See ambient ...

If you buy something from a Verge link, Vox Media may earn a commission. See our ethics statement. Alongside today’s announcement of a new V11 cordless vacuum, Dyson also announced updates to its ...