About the cover:
Baobab trees. In an article in this issue, Kotzé identifies characteristic solar periodicities from carbon isotope data of 1000-year-old baobab trees.
Full online issue available here.
Special compilation: More eyes on COVID-19:
This issue also includes a series of Invited Commentaries that seeks to provide ‘more eyes’ on the COVID-19 pandemic by drawing in perspectives from experts in the social sciences and humanities. Cover image: Mucsi Márton (CC-BY-SA-4.0)