Claim OwnershipThe Four Worlds Podcast
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© 2026 The Four Worlds Podcast
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The Four Worlds Podcast explores how a simple idea can grow into something that changes the world. Each episode takes you on a journey—from the spark of inspiration, through the creation process, innovation challenges, and to the path of real-world production.
From sketch to shelf and prototype to product, join us as we uncover the stories behind breakthrough inventions and innovations with the creators, engineers, designers, and visionaries who bring them to life.
19 Episodes
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“We started with the human form and asked how do we add mechanics and motors to maintain the human figure.” Andrew Kiguel, CEO of Realbotix, explains how the company builds humanoid robots designed to interact naturally with people. 🤖🧠 Support the show
Learn more about Gabriel Willow here! What does biodiversity look like within a city? How can people get closer to nature in their urban environments? As an urban naturalist and artist, Gabriel Willow explores the beauty of biodiversity through urban environments and encourages people to get outside and look up. In this episode, we get practical tips and ideas from Willow on how to view cities and incorporate nature more into our urban spaces. Tools from iNaturalist to birding apps help you ...
This episode features the guest Lucas Foglia, a photographer with a deep connection to nature. From the micro to the macro, from intimate to planetary systems, Lucas captures the nuances behind his subjects and helps usher in real-world change. From his Long Island farm childhood, Lucas creates a body of work that pulls nature back from any notion of a museum diorama or a lost paradise. His newest book, Constant Bloom, sheds light on the longest known butterfly migration from Kenya to Norway ...
In this episode, we are joined by artist Selin Balci, whose art begins not with paint but with living microorganisms. A former forestry and microbiology student, Selin explains how she collects microbes from soil, trees, water, and even the human body, then isolates and cultivates them into controlled art pieces. We talk about the science and art of sterilizing tools, nutrient mediums, contamination, and how she decides when to stop and when a piece is finished. We touch on her project, Echoe...
More on Christina Selby: Photographer Christina Selby Uses Visual Storytelling to Connect Us With the Natural WorldHow Christina Selby is Using Photography to Encourage Others to be a ‘Voice for Nature’Creating Climate Resilience: The Art of the RefugeA photograph is more than just something to look at. It can influence what we pay attention to, what we name, and what we choose to protect. In this episode, we talk with conservation photojournalist and visual artist Christina Selby. She ...
Ever wonder who stands between a pile of cast-off clothes and a landfill? We sit down with Jessica Franken, Director of Government Affairs at SMART, to unpack how a reuse-first approach turns textiles into a second-life economy—and why the right rules can scale it globally. Jessica takes us inside the quiet infrastructure of circularity: collectors sourcing from charities and institutions, expert sorters finding the best next use, and recyclers turning what can’t be worn into insulation and p...
Learn more about: Bank & Vogue A single pair of jeans can live many lives, and sometimes its next one is a luxury handbag or a cult-favorite sneaker. In this episode, we sit down with Steven Bethell, co-founder of Bank & Vogue and Beyond Retro, to talk about how secondhand fashion has gone from thrift bins to high-profile collaborations with Converse, Coach, and Wrangler. 👖 Steven takes us behind the scenes of circular fashion at scale: moving millions of garments each week, partnerin...
Learn more about: Vivobarefoot What if the shoes you've been wearing your whole life are actually hurting your feet? That's the startling revelation at the heart of our conversation with Galahad Clark, seventh-generation shoemaker and co-founder of Vivobarefoot. Coming from a family with 200 years of shoemaking history, Clark's journey took an unexpected turn when he discovered that conventional footwear actually weakens our feet and disconnects us from nature. "The big shoe industry is genui...
Ever ruined an expensive brisket? You're not alone. The fear of wasting time and money keeps most of us from attempting serious barbecue—until now. Christopher Huang, founder of Brisk It, joins us to reveal how artificial intelligence is revolutionizing home cooking, starting with the intimidating world of smoking and grilling. What began as a mission to make barbecue more accessible has evolved into a vision for transforming our entire relationship with food preparation. "I'm much more passi...
The secret to revolutionary medical adhesives might be hiding in your garden. Benjamin Freedman, PhD, and Phoebe Kwon of Limax Biosciences have developed a groundbreaking hydrogel technology inspired by slug slime. It's designed to adhere strongly to wet, dynamic tissues while staying flexible and stretchable. Unlike traditional medical adhesives that focus on stickiness but turn brittle, Limax’s innovation combines powerful adhesion with remarkable cohesive properties. The result? A hydrogel...
Learn more about: Petco Love What happens in those terrifying moments when your beloved pet vanishes? For millions of pet owners each year, this nightmare becomes a reality. But technology is changing the game in remarkable ways. Abbie Moore, COO of Petco Love, takes us behind the scenes of their groundbreaking lost pet reunification platform that's already brought 120,000 animals home. This isn't the typical post-a-flyer approach, it's sophisticated AI that examines 512 data points in each p...
Learn more about: Scout Motors Watch: Scout Motors Unveils Trailblazing EVs at CES 2025 Read Article: CES 2025: Scout Motors Will “Retool” 1960s Vehicles as EVs The iconic Scout is making a return, reimagined for a new generation while honoring its legendary heritage. Ryan Decker, one of Scout Motors' earliest employees, takes us behind the scenes of this ambitious revival. 🛻 What makes a Scout a Scout? This question guided the development of the Scout Terra pickup and Scout Trave...
Learn more about: Hydefy Meet Rachel Lee, Founding Partner and General Manager of Hydefy, who's challenging conventional leather production methods. Step into a world where fungi and sugarcane waste become luxury handbags that walk the Paris runway with Stella McCartney. 👜 Rachel reveals how an extremophile fungus, discovered in Yellowstone National Park's volcanic hot springs during NASA-funded research, became the foundation for a revolutionary material. This microscopic marvel grows in jus...
“We built Vinst to help people cook better, together.” 👩🍳👨🍳 Assaf Glazer, Vinst's CEO & Co-Founder and a self-described foodie, shares the app's origin story rooted in pandemic parenting. During COVID lockdowns in New York, watching his three young children consume processed foods pushed him to dedicate kitchen time to fresh, home-cooked meals. This practice sparked an idea: what if technology could make cooking more accessible and enjoyable without introducing more complications? "Tech...
“We wanted to create the Nespresso of gardening.” Co-Founder and CEO Alberto Aguilar shares how simplicity meets sustainability with Plantaform’s smart indoor garden. 🪴 🌱 Learn more about Plantaform: CES 2025: Plantaform Launches Smart Indoor Gardens with Fogponics Technology Support the show
When his newborn faced a medical crisis, Shaker Rawan, Founder and CEO of WoddleBaby, built a device to help parents track their baby’s health from home. 👶📊 Support the show
Are robotics making a splash in the pool cleaning scene? José Vallés, VP and GM of Americas at WYBOT, reveals how the company is using robotics to make pool care effortless, efficient, and even fun. 🌊✨ Check out WYBOT in action! Support the show
Mandi McKay, Chief Sustainability and Social Impact Officer at Sierra Nevada, shares how the company is raising the bar for sustainable brewing. 🌿🍺 Learn more about Sierra Nevada: Sierra Nevada Brewing, National Parks Partner For Fan Favorite BeerBeer Industry Trends to Watch in 2024Support the show
Birdbuddy’s CEO, Franci Zidar, shares how the company is bringing nature closer to home with their smart bird feeder. 🐦✨ Learn more about Bird Buddy CES 2025: Birdbuddy Creators Announce New Nature Tech ProductsBirdbuddy Launches New Smart Modular Habitat, AI Nature CameraCES 2026: Birdbuddy’s New Technology Brings the Wild Back HomeSupport the show
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