Runner and Arduino enthusiast Nikodem Bartnik has created a DIY 100m sprint timer which is placed at the finish line and signals the start of timing via an audible bleep from its integrated speaker.

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Megan Wollerton If you’ve ever found yourself dashing through a rainstorm to ...

3 DIY projects you can do to create a smart home with an Arduino board.

In order to maintain a lush, healthy lawn, you’re going to need to keep your grass properly watered with a dedicated lawn sprinkler, as well as a timer to control its operation. These handy sprinkler ...