Charging is just the tip of the USB iceberg.

I dialed these 14 secret codes to unlock hidden features on my Android and iPhone ...

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Android allows you to store important medical information, such as name, height, weight, gender, blood type, date of birth, organ donor status, pregnancy status, medications, address, and medical ...

I've been using Android since version 1.5, so it's not often that a feature catches me off guard. You can imagine that when I do come across an unfamiliar Android feature, it's an exciting moment. For ...