Scientists are piecing together what led up to a massive volcanic eruption in Tonga last month. NPR science correspondent Geoff Brumfiel joins the show to talk about the likely sequence of events— and what it can teach us about future eruptions like this one. Email the show at <a href="mailto:shortwave@npr.org">ShortWave@NPR.org</a> Learn more about sponsor message choices: <a href="https://podcastchoices.com/adchoices">podcastchoices.com/adchoices</a> <a href="https://www.npr.org/about-npr/179878450/privacy-policy">NPR Privacy Policy</a>

Orcas: Apex Predators Or Marine Park Stars?

New discoveries, everyday mysteries, and the science behind the headlines — in just under 15 minutes. It's science for everyone, using a lot of creativity and a little humor. Join hosts Emily Kwong and Regina Barber for science on a different wavelength.If you're hooked, try Short Wave Plus. Your subscription supports the show and unlocks a sponsor-free feed. Learn more at plus.npr.org/shortwave