Hello Mastodon. I'm a physics/ocean academic, writer, broadcaster and general fidget who cares about physics, the ocean, bubbles, the future of energy and transport, healthy debate and ideas of all sorts. Next book: Blue Machine (about the physical nature of the ocean, told through history, culture & animals, out June 1st). Ideas: Fully Charged Show & Cosmic Shambles. Podcasts: host of Ocean Matters & regular interviewer for Intelligence Squared. Column for WSJ on everyday physics. Say hi!