Saturday Citations: Huge eruptions from a black hole; the largest-ever functional brain map; origins of human musicality

This week, researchers reported a brain circuit linked to the intensity of political behavior. Microbiologists found that the 2018 eruption of the Kīlauea volcano drove a rare, massive summertime phytoplankton bloom, the largest ever recorded in the North Pacific. And a physics professor at the University of Alabama in Huntsville proposed a new model of the universe built on multiple singularities rather than a single Big Bang.