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Good morning, everyone, and welcome to the middle of the week. Congratulations on making it this far, and remember, there are only a few more days until the weekend arrives. So keep plugging away. After all, what are the alternatives? While you ponder the possibilities, we invite you to join us for a delightful cup of stimulation — our choice today is … glazed doughnut. Remember that no prescription is required. Meanwhile, here is the latest menu of tidbits to help you on your way. Have a wonderful day, and please do stay in touch….

The effort to vaccinate the world against Covid-19 relies on the syringe and needle, using a 19th-century technology to get 21st-century science into the arms of billions. Now the race is on to find alternatives, The Wall Street Journal explains. Aside from the occasional nasal spray for flu or sugar lump for polio, the hypodermic needle has been the mainstay of protecting against infectious disease since it was pioneered by a Dublin physician in 1844. But the pandemic has sparked a research-and-development gold rush in vaccines.

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