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Electricity Explained in Batteries and Circuits
If you need electricity explained in batteries and circuits, then you are on the right page. We’ll take you through…
New Vocabulary of North American English
New words enter our commonly-used lexicon as society evolves. Baby Boomers had to get their minds around pocket calculators and…
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Correlates of protection are measurable signs of immunity to a particular pathogen, for example the coronavirus. Antibodies, especially neutralizing antibodies…
A glance at the above graphic convinces the power of the Delta variant, but there are intriguing exceptions we won’t…
The CDC still recommends mixing COVID vaccines only ‘in exceptional circumstances’, despite recent media reports. This opinion runs somewhat counter…
South Australia and the country generally have COVID stats that should make most of the world green with envy. Two…