Short Wave Folgen

Humans have scalp hair. But why is human scalp hair so varied? Biological anthropologist Tina Lasisi wanted to find out. And while completing her PhD at Penn State University, she developed a better system for describing hair — rooted in actual science. (Encore)To hear more from Tina, check out these webinars: Why Care About Hair (https://bit.ly/3liJZ96) and How Hair Reveals the Futility of Race Categories (https://s.si.edu/3Dik6g8). And to dive deep into Tina's research, we recommend her paper, The constraints of racialization: How classification and valuation hinder scientific research on human variation (https://bit.ly/3DfDrOS).Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

Deep below our city streets lie intricate networks of underground piping built to carry away excess rainfall run off. These stormwater systems mostly go unnoticed until heavy rains overwhelm them, causing streets to flood. Now, with rising rainfall averages in much of the nation, cities need to plan for more water. Guest host Dan Charles talks to climate correspondent Lauren Sommer about the challenges of such planning and why many cities aren't set up to handle the coming rains.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

Kyne is the stage name of Kyne Santos, a drag queen math communicator. The former Canada's Drag Race contestant posted her first video explaining a math riddle in full drag on TikTok during the pandemic.Since then Kyne's math videos, under the username @onlinekyne, have have attracted 1.2 million followers and generated 33.2 million likes. Kyne talks to host Emily Kwong on how to present math to the masses – and about bringing STEM to the drag scene. Check out Kyne's TikTok videos: tiktok.com/@onlinekyneEmail the show at shortwave@npr.org.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy