A Nature sponsored article written by a scientist at the National Institute of Mental Health

> "Bipolar mood cycles and lunar tidal cycles" https://www.nature.com/articles/mp2016263

Other recent articles on tidal forcings applied to plant growth cycles

> "Control of plant leaf movements by the lunisolar tidal force" https://academic.oup.com/aob/advance-article-abstract/doi/10.1093/aob/mcx214/4823047
> "Are there tides within trees?" https://academic.oup.com/aob/advance-article-abstract/doi/10.1093/aob/mcx215/4823029