Many are aware of the swift number-entry method: press and hold "123", slide to the desired number, and voila! But did you know an even smoother variation exists? This secret weapon involves ...

Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

Texting friends, replying to a business email, tapping out some text for a social media post. We do a lot of writing on our smartphones, which are increasingly essential for our work and personal ...