Discover how to build your own DIY laser pointer that connects to your smartphone's headphone jack and is controlled via an ...

Discover a step-by-step guide to building your own DIY external microphone for smartphones using old earbuds and a drinking ...

Shortcuts, small external keyboards and even improved (and free) dictation software can make long sessions of text input much simpler. By J. D. Biersdorfer J. D. Biersdorfer is the Tech Tip columnist ...