Saturday citations: The 'donut effect'; basically immortal batteries; Neanderthals and H. sapiens

This week, researchers studying data from NASA's Dawn mission reported the identification of 11 sites on Ceres that suggest an internal reservoir of organic materials. A multidisciplinary team published an analysis of the dazzle camouflage patterns deployed on ships during World War 1. And Japanese researchers found a nano-switch mechanism controlled by a single hydrogen atom used by every living organism to obtain energy. Additionally, we covered the enduring impacts of the pandemic on urban real estate, the world's first carbon-14 battery, and a hearty revival of the argument about whether Neanderthals and Homo sapiens were different species: