Month: December 2019

At the end of each year, I take the liberty of speculating on a scientific subject beyond the usual scope of this blog. This one is the broadest yet. We live on an island surrounded by a sea of ignorance. As our island of knowledge grows, so does the shore of our ignorance. — John … Read more

Methylation clocks are far and away the most accurate markers of a person’s age, and so are a promising tool for evaluating anti-aging interventions, but they are a bit of a black box. We know from statistics that certain places on chromosomes become steadily methylated (or demethylated) with age, but we often don’t know what … Read more