What in the World

Just an hour and a half after the clock struck midnight on New Year’s Day 2026, a fire broke out in a bar in Crans-Montana, a ski resort in Switzerland. At least 40 people are confirmed to have died in the blaze and over 100 are injured. Most of the party goers were young people celebrating the start of the New Year. Patients as young as 15 are being treated for severe burns.The exact cause of the fire has not yet been confirmed, but authorities have said that the fire was likely an accident and an investigation is already underway. In this episode, we explain what we know about what happened and we hear from people who were in the bar that night as well as BBC reporters covering the story.Instagram: @bbcwhatintheworld Email: [email protected] WhatsApp: +44 330 12 33 22 6 Presenter: Iqra Farooq Producers: Emily Horler and Chelsea Coates Editor: Julia Ross-Roy and Harriet Oliver

Women’s appearances have often come under heavy scrutiny, especially their weight. The ideal body type has changed again and again. But in the wake of the body positivity movement of the 2010s, it seems like super skinny models are more prominent once more. There’s a lack of diversity being shown in the fashion industry and across social media. According to the Vogue business report for Spring/Summer 2026, there were fewer mid-size and plus-size models on the catwalks in 2025. So what’s behind it, and what could the effects be? Imogen James from the What in the World team gets into the trend.We also hear from Norwegian model Karoline Bjornelykke, who has experienced working while very thin and being forced into diets, as well as being a curve model.Instagram: @bbcwhatintheworld Email: [email protected] WhatsApp: +44 330 12 33 22 6 Presenter: Iqra Farooq Producers: Imogen James and Julia Ross-Roy Editor: Verity Wilde

Gut health seems to be everywhere on social media right now. Top tips for healing your gut, diet advice including things like sea moss and bone broth, and lots and lots of supplements. But is there any truth to these suggestions, and should you care that much about your gut? Australian influencer Jade Chiang tells us why she works on her gut health. We get into what your gut microbiome actually is and whether you need to heal it with BBC science broadcaster Caroline Steel. We also delve into trending food with microbiologist Alan Walker, who gives us some ideas on what actually works, and what you should skip. Instagram: @bbcwhatintheworld Email: [email protected] WhatsApp: +44 330 12 33 22 6 Presenter: William Lee Adams Producer: Imogen James Editor: Julia Ross-Roy

ACOTAR, Fourth Wing, Fate & Flame… all of these popular book series belong to the romantasy genre. It combines elements of romance and fantasy, so think mythical creatures and high drama, all ending with a hard-earned happily ever after. It’s also big on BookTok, with over a million videos using the hashtag. So why is the genre suddenly having a moment?BBC journalist Maia Davies tells us what readers can expect from romantasy books - and why it’s big business for the publishing industry. Sarah Wendell, the founder of Trashybooks.com, tells us about the unique appeal romantasy holds for readers. And we hear from romantasy fans around the world, who tell us why they have fallen in love with the genre. Instagram: @bbcwhatintheworld Email: [email protected] WhatsApp: +44 330 12 33 22 6 Presenter: William Lee Adams Producers: Emily Horler and Chelsea Coates Editor: Verity Wilde

Vitamin C, vitamin D, collagen, creatine, magnesium. All of them can be found in supermarkets, wellness shops and of course, online. These products, also known as supplements, have gained so much popularity that the global market has an estimated value of over $150 billion. But do they actually work and what’s the science behind them? The BBC’s Digital Health editor Michelle Roberts unpacks some of the most popular supplements for us. Plus we hear from people around the world about why they’ve decided to include them in their diet. Instagram: @bbcwhatintheworld Email: [email protected] WhatsApp: +44 330 12 33 22 6 Presenter: William Lee Adams Producers: Chelsea Coates, Rio Rennalls and Maria Clara Montoya Editor: Emily Horler