The SIM is an essential element of any mobile phone, letting you make calls, send texts and – on smartphones – access the internet. Over the years, the size of SIM cards has shrunk to mini, then micro

Instead of using an app or program to take notes, try the drafts feature in your webmail service. That way, your reminders and notes are accessible whether you’re sitting at your computer, out and abo

Bet you didn’t know about some of these.

WHEN A TRADITIONAL COOKING STOVE LEFT HER toddler with life-threatening burns, Charlot Magayi turned grief into resolve. From Nairobi’s Mukuru slum, she set out to reinvent the stove, and in doing so

NEW Straight outta testing and into our rankings. ...

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