Does a novel viral infection like Covid-19 grow exponentially? Yes, but only so far. An exploration with charts.
Do you watch Covid-19 charts to check whether a second wave is coming, or progress in controlling the infection? Here are a couple of catches to watch for.
Getting rid of audio hum can seem mystifying and frustrating. Here are some tips.
My router drops its connection several times a day, and I have to power it off and back on again to restore the connection. Why?
The cassette tape copying system made a noise like a slow motorbike, louder during quieter sections of music.