In this week’s roundup, Arielle and Karissa explore two powerful solutions shaping the future of health and sustainability. First, discover how five simple fitness tests—like balancing on one leg or your natural walking speed—offer surprising insights into longevity and independence as we age. Then, journey to the Netherlands, where architects are …

This week, Arielle spotlights the return of our Local Changemakers Series! From food justice in Olympia to climate activism and dog rescue in Thailand, last year’s nominees inspired us with their creativity and compassion. Now we’re inviting you to nominate the people and projects making a difference in your own backyard. Plus, every nomination ent…

This week Arielle and Karissa are exploring solutions both personal and global—from Rocky Mountain National Park’s inspiring accessibility upgrades to playful ways adults can tap into back-to-school energy. They also take time for an I’m an Optimist, But… reflection on women’s safety, a reminder that optimism doesn’t ignore hard truths. Tune in for…

This week on the podcast, Arielle and Karissa explore surprising yet powerful solutions—from Stanford’s breakthrough brain-computer interface that decodes inner speech (complete with a mental privacy password!) to the top five preventable injuries that send people to the ER—yes, avocado hand is on the list. They also touch on a handful of other sta…

This week, Arielle and Karissa explore two powerful shifts in health and wellness. First, they dive into YCT-529, a promising hormone-free male birth control pill that may finally bring more balance to reproductive responsibility. Then, they share a simple but impactful habit: a one-minute daily wellness check-in designed to increase self-awareness…

In this week’s episode of The Optimist Daily’s Weekly Round-up, Arielle and Karissa explore two powerful stories that spotlight how cities are becoming safer, smarter, and more inclusive for both people and animals. Arielle shares how Amsterdam is installing tiny wooden staircases along its iconic canals to help cats and wildlife escape safely— a s…

In this episode, Karissa and Arielle explore two uplifting stories of transformation. First, they look at how Southern California communities are rebuilding sustainably after the Eaton Fire—repurposing concrete, steel, and trees into roads, buildings, and soil. Then, they dive into groundbreaking canine cancer research showing how dogs are helping …

In this episode of The Optimist Daily’s Weekly Round-up, Arielle and Karissa explore two uplifting solutions that challenge overconsumption and digital overwhelm. First, they dive into the growing trend of screen-free living among younger generations, highlighting how a quiet rebellion is reshaping our relationship with technology. Then they spotli…

This week on The Optimist Daily’s Weekly Round-up, Karissa and Arielle explore two unexpected environmental heroes: a pinecone-inspired wildfire sensor called Pyri, and the misunderstood but essential role of vultures in ecosystem health. Discover how design students in London are helping prevent devastating fires with biodegradable tech and how Bu…

In this special episode of The Optimist Daily’s Weekly Roundup, Arielle and Karissa discuss the devastating Texas floods and how to respond with both compassion and care. They walk through trusted ways you can contribute to flood relief efforts and also share practical mental health strategies for navigating collective grief—a response many of us f…

In this week’s episode of The Optimist Daily’s Weekly Round-up, Arielle and Karissa revisit Part II of our popular 2020 series on allyship—this time diving into what effective allyship really looks like in practice. If you missed Part I on performative allyship, you can read it here! They explore actionable ways to show up for marginalized communit…

This week on The Optimist Daily’s Weekly Roundup, Arielle and Karissa dive into ocean-inspired solutions. From sea moss superfoods and memorial reefs that turn human ashes into coral habitats to breakthrough plastics that dissolve in seawater and soil without leaving a trace. Plus, they mention more of the week’s top headlines on climate, health, a…

This week, Arielle and Karissa dive into the science of little treats—those small, joyful moments that can regulate stress, boost dopamine, and support mental health. They also spotlight a record-breaking $50M donation launching a global endometriosis research hub and reflect on the urgent need for trans rights and dignity during Pride Month. From …

This week, Arielle and Karissa explore the science behind sunshine guilt and share simple tips for reframing guilt with self-compassion. Then they chat about fridge-free tortillas helping vulnerable communities in Mexico. Plus, they highlight other forward-thinking solutions—from volcano-forecasting trees to coral-saving nanoparticle gels and Natio…

In this week’s round-up, Karissa and Arielle dive into the mighty chia seed’s digestive benefits and Cadence’s push to make emergency contraception as accessible as a pack of gum. Join them as they explore real-world solutions making a difference. Transcript link: https://www.optimistdaily.com/?p=1420180 The Optimist Daily is a project of the World…

What makes an apology feel sincere? Hint: It’s in your syllables. This week, Arielle and Karissa dig into the psychology of saying sorry, celebrate Boise’s bold geothermal energy system, and share other global solutions that are heating things up (in the best way). Transcript link: https://www.optimistdaily.com/?p=1420147 The Optimist Daily is a pr…

This week, Arielle and Karissa dive into the wild and wonderful world of solutions—from ancient humans using ochre as sunscreen during a magnetic pole shift, to Tim Friede, a man who willingly took 200 venomous snake bites to help researchers create a better antivenom. Plus: a roundup of science-backed health and policy stories you don’t want to mi…

Is an average life a failure—or a hidden strength? In this episode of The Optimist Daily’s Weekly Round-up, Arielle spotlights The Herds, a stunning climate art project featuring life-sized animal puppets parading through cities to raise awareness. Then, Karissa explores the beauty of embracing ordinary moments, with insights from psychologist Sam …

In this uplifting episode, Arielle and Karissa explore how Iceland’s connection to nature, social supports, and resilience boost national happiness—and how Swiss doctors are now prescribing museum visits to improve mental health. From cotton candy skies to Claude Monet, this conversation dives into how culture, community, and creativity are reshapi…

In this week’s episode, Arielle and Karissa dive into two feel-good stories they didn’t expect to love: the science-backed benefits of shellfish and the surprising cellular perks of cold water immersion. From bivalves that clean oceans to ice baths that boost autophagy, discover why discomfort might just be good for you—and the Earth. Plus, a rapid…

This week, Arielle and Karissa explore a groundbreaking move by Colombia to protect uncontacted Indigenous communities and biodiversity, a California builder’s creation of the first wildfire-resilient neighborhood, and the personal impact of budget cuts to the EPA and NPS. Transcript link: https://www.optimistdaily.com/?p=1419923 The Optimist Daily…

This week, Arielle and Karissa explore the powerful intersection of creativity, mental well-being, and community. They dive into a groundbreaking study on how friendships across income lines can increase social mobility—and why inclusive schools and recreational spaces matter. Then, they turn to the healing magic of crafting, revealing how simple c…

This week, Karissa and Arielle explore creative sustainability in action—from biodegradable, seed-filled Mardi Gras beads developed by LSU students to Mexico City’s bold move toward bloodless bullfighting. Join in for a hopeful conversation about how traditions can evolve, and discover more solutions that are reshaping our world for the better. Tra…

In this episode of The Optimist Daily’s Weekly Roundup, Karissa and Arielle dive into two compelling stories: why picking up the phone to call your friends can strengthen relationships and improve mental well-being, and how France finally scrapped a discriminatory voting rule in its National Assembly. They discuss the growing loneliness epidemic, h…

In this episode of The Optimist Daily Weekly Roundup, Arielle and Karissa dive into some of the most anxiety-inducing headlines of the past week—from plane crashes to media overload—and explore how to manage travel anxiety when the news is anything but comforting. They share science-backed tips from experts like Dr. Rebecca Skolnick, Dr. Michael Ha…

In this episode of The Optimist Daily’s Weekly Round-up, Karissa and Arielle explore Norway’s groundbreaking decision to ban fur farming, diving into how activism, consumer choices, and political action shape a more compassionate world. They also break down essential eye contact tips—what mistakes to avoid, how to improve your skills, and why eye c…

In this episode of The Optimist Daily Weekly Roundup, Karissa and Arielle explore the surprising link between naps and enhanced problem-solving skills—because sometimes, sleeping on it really is the best strategy. Then, they dive into the story of Female Invest, a platform making financial literacy accessible to women worldwide. With $23 million in…

Happy Valentine’s Day! This week, Arielle and Karissa are diving into a love-infused lineup of solutions, starting with a fascinating study on how your partner’s scent might actually help you sleep better. Then, they explore San Francisco State University’s groundbreaking new climate justice requirement, plus more inspiring stories on sustainabilit…

In this week’s episode of The Optimist Daily’s Weekly Round-up, Karissa and Arielle dive into the world of ethical social media and environmental justice. First, Karissa explores decentralized platforms like Pixelfed, Loops, and Sup, which challenge big tech by prioritizing privacy, transparency, and community governance. Then, Arielle shifts our f…

In this episode of The Optimist Daily’s Weekly Round-up, Arielle and Karissa dive into the latest solutions-focused stories making a positive impact worldwide. They discuss Michael Bloomberg’s bold move to fund the UNFCCC after U.S. withdrawal, highlighting how private initiatives can drive climate action. Shifting gears to better sleep, they explo…

In this episode of The Optimist Daily’s Weekly Round-up, Karissa and Arielle dive into groundbreaking advancements in women’s health with a revolutionary blood test for endometriosis and explore Oslo’s quiet construction revolution, leading the way in sustainable and emission-free building practices. Tune in to discover how optimism is shaping the …

In this episode of The Optimist Daily’s Weekly Roundup, Karissa and Arielle shine a light on the devastating California wildfires and explore actionable solutions for recovery and resilience. From supporting first responders and evacuees to mitigating the health risks of wildfire smoke, they share practical tips and inspiring stories of community e…

Welcome back to The Optimist Daily Weekly Round-Up! Arielle and Karissa kick off a brand new season with a conversation about setting intentions to make 2025 a year of personal growth and fulfillment. Forget those rigid New Year’s resolutions—learn how intentions can guide your heart and mind toward meaningful change. The hosts also explore how psy…

In this special mini-episode of The Optimist Daily Weekly Round-Up, join us for a heartfelt message of gratitude from our team. With Karissa out sick, we’re keeping it short and sweet—reflecting on the importance of optimism in today’s world and celebrating you, our incredible community. From all of us at The Optimist Daily and The World Business A…

Episode Description: This week’s good news: Arielle kicks things off with an inspiring story about California’s new Southeast Asian curriculum, which celebrates the histories and resilience of Hmong, Vietnamese, and Cambodian Americans. Karissa follows up by exploring the science behind small acts of kindness and how these tiny gestures can create …

This week's good news: Arielle begins by bringing us to the Solomon Islands, where The National Geographic Pristine Seas team accidentally discovered the world's biggest coral. Then, Karissa shares how programs like Dorot and Eldera are helping youth and elders create intergenerational friendships and why these relationships are so important, espec…

This week's positive news: Karissa opens the podcast with wonderful news from this year’s COP16 UN Biodiversity Summit. Then, Arielle dives into why practicing intellectual humility can help us face our own biases, open up to different perspectives, and enrich our understanding of the world. Transcript link: https://www.optimistdaily.com/?p=1419260…

This week's positive news: Arielle talks about an innovative program called BirdReturns that pays local rice farmers to flood their fields to offer pop-up wetlands that give migratory birds a safe place to land, rest, and feed. Then, Karissa shares how Goodwill launched its first store inside Milpitas' Elmwood Correctional Facility, which offers ha…

Today's solutions news: Today, Karissa covers tips and strategies for handling conversations with people you disagree with. Then, if things go further and you need to confront someone, Arielle shares how you can manage that with respect. Transcript link: https://www.optimistdaily.com/?p=1419205 The Optimist Daily is a project of The World Business …

Today's solutions-news: Arielle dives into a surprising community-focused solution that solves many problems at once. Then, Karissa shares the uplifting news that over 800 veterans who were previously removed under the now-repealed "don't ask, don't tell" policy have had their discharge statuses upgraded to honorable. Transcript link: https://www.o…

Today's positive news: Karissa tells us all about the successful loggerhead sea turtle conservation efforts in Greece. Then, Arielle goes into why a No-Spend Month can change not only our financial health, but our mental health. Transcript link: https://www.optimistdaily.com/?p=1419115 The Optimist Daily is a project of The World Business Academy. …

Arielle and Karissa focus on the devastation left by Hurricane Helene, which hit Asheville, North Carolina, and surrounding areas. They highlight ways that listeners, whether near or far, can help the victims of this disaster. Where to donate: United Way Helps NC Fund Red Cross Manna Food Bank Asheville Humane Society Wooden Robot Brewery The Salva…

Today's solutions news: Karissa shares with us the secret to feeling truly refreshed (and it's not just getting a good night's sleep). Then, Arielle reveals a surprisingly simple solution for reducing PTSD flashbacks: Playing Tetris! Transcript link: https://www.optimistdaily.com/?p=1419033 The Optimist Daily is a project of The World Business Acad…

Today's positive news: Arielle talks about how the shipping industry is going old-school in the name of sustainability by bringing back good old-fashioned wind-powered cargo ships. Then, Karissa enlightens us with the significance of Hispanic Heritage Month, which is celebrated in the United States every year from September 15th to October 15th. Tr…

Today's solutions news: Both Arielle and Karissa tackle the theme of housing but from very different angles. First, Arielle talks about why the days of conventional senior homes should be over. Now, care centers for older adults are being completely reimagined to combat loneliness and cognitive decline, and we're loving the results! Then, Karissa d…

This week's positive news: Arielle starts us off by talking about the ongoing Paralympics, and how this event presents the perfect opportunity for parents to address their kids' questions and curiosities about limb differences. Then Karissa brings to our attention the historic $100 million donation given to the US's National Park Foundation by Lill…

This week's lovey-dovey news: Both Karissa and Arielle are feeling the love this week! Karissa shares the love story of Magic and Sphen, the same-sex Gentoo penguin couple from Sydney's Sea Life Aquarium, who became symbols of equality and love. Unfortunately, Sphen passed away recently, and the entire penguin community at Sea Life sang in chorus t…

This week's solutions news: Do you ever feel drained just looking at your social calendar? While socializing is so important for our health and longevity, it can leave us feeling exhausted at times. Arielle shares some expert tips on how to keep being social without draining all your energy. Then, Karissa has great news for crafty folks everywhere!…

This week’s optimistic news: Both Karissa and Arielle are basking in the afterglow of the Olympics this week! Karissa begins by sharing five amazing mental health lessons we can all take from Simone Biles’ incredible come-back at these Summer Games. Then, Arielle walks us through a few of the highlights and viral moments that captured the hearts an…

This week's positive news: Have you ever wondered whether someone finds you attractive? Arielle walks us through the subconscious ways people communicate attraction. Then, Karissa talks about the power of gratitude for expanding your lifespan. Episode transcript: https://www.optimistdaily.com/?p=1418843 The Optimist Daily is a project of The World …