Bubbles in the Sunshine (Steve, Manchester)
“Mojito bubbles on a submerged mint leaf”
– why do air bubbles tend to collect on submerged objects? Perhaps mint leaves, being slightly furry, mean the bubbles of carbon dioxide tend to get stuck on this surface… So would smooth surfaces hold fewer bubbles? Get experimenting! For more fizzy drink physics, of course, there’s a scientific article: https://physicstoday.scitation.org/doi/10.1063/PT.3.4069