Technology⭐⭐⭐ Mind-Blowing Wonder
Why does your phone know where you are?
Your phone combines timed satellite signals with nearby networks and sensors to estimate its location.
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Wonder archive
A growing collection of ordinary questions with extraordinary answers.
Technology⭐⭐⭐ Mind-Blowing Wonder
Why do touchscreens work with fingers but not most gloves?
A touchscreen is not waiting for pressure; it is sensing a tiny electrical change.
Keep your curiosity goingTechnology⭐⭐⭐ Mind-Blowing Wonder
Why do computers use binary?
Photos, games, and messages can all be built from enormous patterns of just two states.
Keep your curiosity goingTechnology⭐⭐ Curious Wonder
Why does Wi-Fi get weaker through walls?
A wall looks still and solid, but to a Wi-Fi signal it is an obstacle course.
Keep your curiosity goingTechnology⭐⭐ Curious Wonder
Why does your phone get hot?
A phone can warm up even though it has no flames and almost no moving parts.
Keep your curiosity goingTechnology⭐⭐⭐ Mind-Blowing Wonder
Why do QR codes work from so many angles?
A QR code can be tilted, partly damaged, or viewed from the side and still reveal its message.
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