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Surviving Power Cuts by Thinking Ahead
The power cut that took large parts of Spain and Portugal off-grid, reminds us how energy-dependent we are. Whole cities…
Double Blind Random Experimental Testing
Trials of prospective medication, especially critical vaccines need to be as objective as humanly possible. This is because mental factors…
WHAT'S NEW
There’s been plenty speculation doing the rounds about new COVID-19 variant Omicron. At times like this, it can be wise…
This article describes how to build a simple lead acid battery at home. What follows is just an overview and…
A genome is genetic material causing and regulating organisms, including single-cell life forms. Single-cell viruses including coronaviruses causing COVID-19 are…
A lead acid battery comprises acid and lead sheets we call electrolyte and electrodes. Those lead sheets are either like…