A multimeter might look intimidating, but learning to use this simple electrician's tool will come in handy during a number of every day tasks.

Making a servo tester using an Attiny85 micro chip, Attiny45 also works for this project. This diy servo tester is as good as any other servo tester, the difference is that it can be programmed to do ...

Understanding molecular diversity is fundamental to biomedical research and diagnostics, but existing analytical tools ...