Expert DIYer April Wilkerson makes a backlit LED sign for her shop or home to combine creativity and functional design.

Trouble sparked in a Birmingham suburb led to an armed police call out and three arrests being made. The incident took place ...

In the present work, an automatic procedure for turbidimetric determination of sulfate in rainwater, based on the multicommuted flow analysis approach, is proposed. The photometer set-up was developed ...

Here’s an LED indicator which was made at home out of a Silicon Carbide (SiC) crystal (Internet Archive Mirror). The concept is simple, but a bit of trial and error ...