Ever wanted to know precisely how much sunscreen to use? Well, I don’t know how to help you with that. But I can tell you how to get a reliable reading on how much ultraviolet light is bombarding you. At least if you live in San Carlos, California. Just check
Science magazine, the primary journal of the American Association for the Advancement of Science, had a really interesting article on the latest work being done on trying to figure out where Covid-19 came from. While occasionally dense it’s worth reading.
This post is based on a fascinating article from the July 29, 2021 issue of Nature. I like to say I studied molecular biology back in the Dark Ages, aka the 1970s. At the time what I was taught was cutting-edge, representing the beginning of insights into how the laws