Karaoke endurance / Kinetics and monkeypox / lint as renewable / biosupercapacitor

This week’s Feedback column (that I write) in New Scientist magazine has four segments. Here’s how each of them ends: Sing it loud—… One implication from that intensive Hong Kong experiment: most karaoke singers manage to keep the quality of their singing fairly constant, no matter what. Kinetic excitement— … Then the word “kinetics” takes centre stage, […]