The Optimist Daily’s Weekly Roundup
With Arielle Tiangco and Karissa Garcia
Do you like the stories from around the world that recognize and celebrate the people and events making a positive change? Tune in to The Optimist Daily’s Weekly Roundup, where our solutions-focused stories continue, and hear behind-the-scenes discussions from the people bringing you the news.
Episodes
June 20, 2025
Burial reefs and dissolving plastics: hopeful headlines for our oceans
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, and connection, like community dementia cafés, a ‘Green Fee’ in Hawaii, and the subtle science of trust. Tune in for a grounded yet hopeful look at where sustainability and human dignity meet.
Transcript link: https://www.optimistdaily.com/?p=1420279
The Optimist Daily is a project of the World Business Academy.
Donate link: https://www.optimistdaily.com/donate-to-support-the-optimist-daily/?gift=Y%20http://
PLAY 15:15 min
June 13, 2025
Pride, periods, and little pleasures: spotlighting dignity, endometriosis, and daily joy
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 strawberry matcha lattes to structural change, it’s a hopeful, honest conversation about caring for ourselves and creating a better world.
Transcript link: https://www.optimistdaily.com/?p=1420246
The Optimist Daily is a project of the World Business Academy.
Donate link: https://www.optimistdaily.com/donate-to-support-the-optimist-daily/?gift=Y%20http://
PLAY 19:15 min
June 06, 2025
Fridge-Free Tortillas, Sunshine Guilt, and Science-Backed Self-Compassion
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 National Park Cities.
Transcript link: https://www.optimistdaily.com/?p=1420209
The Optimist Daily is a project of the World Business Academy.
Donate link: https://www.optimistdaily.com/donate-to-support-the-optimist-daily/?gift=Y%20http://
PLAY 15:22 min
May 30, 2025
From Reproductive Rights to Small But Mighty Chia Seeds
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 Business Academy.
Donate link: https://www.optimistdaily.com/donate-to-support-the-optimist-daily/?gift=Y%20http://
PLAY 12:43 min
May 23, 2025
The science of a sincere “sorry” and Boise’s geothermal energy solution
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 project of the World Business Academy.
Donate link: https://www.optimistdaily.com/donate-to-support-the-optimist-daily/?gift=Y%20http://
PLAY 15:48 min
May 16, 2025
Snakebites, sunscreen, and solutions: ancient humans, modern science, and unexpected heroes
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 miss. Listen in for survival strategies, surprising science, and a lot of human ingenuity.
Transcript link: https://www.optimistdaily.com/?p=1420108
The Optimist Daily is a project of the World Business Academy.
Donate link: https://www.optimistdaily.com/donate-to-support-the-optimist-daily/?gift=Y%20http://
PLAY 16:56 min
May 09, 2025
The quiet power of being average + life-sized animal puppets for climate action
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 Goldstein on why a meaningful life doesn’t need to be extraordinary. Plus, they share other uplifting stories—from butter made from air to Kenya’s clean energy transformation.
Watch The Herds behind-the-scenes magic on YouTube: https://www.youtube.com/@the_herds
Transcript link: https://www.optimistdaily.com/?p=1420079
The Optimist Daily is a project of the World Business Academy.
Donate link: https://www.optimistdaily.com/donate-to-support-the-optimist-daily/?gift=Y%20http://
PLAY 21:09 min
May 02, 2025
What Iceland and Switzerland can teach us about happiness, health, and healing
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 reshaping wellness worldwide. Plus, we round up this week’s most inspiring solutions from the Optimist Daily, from AI space discoveries to rave-ready nightclubs.
Transcript link: https://www.optimistdaily.com/?p=1420043
The Optimist Daily is a project of the World Business Academy.
Donate link: https://www.optimistdaily.com/donate-to-support-the-optimist-daily/?gift=Y%20http://
PLAY 18:22 min
April 18, 2025
From oysters to ice baths: what boosts your health and helps the planet
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 roundup of other top solutions this week, including citizen science, coffee hacks, and maternal health progress in Alabama.
Transcript link: https://www.optimistdaily.com/?p=1419977
The Optimist Daily is a project of the World Business Academy.
Donate link: https://www.optimistdaily.com/donate-to-support-the-optimist-daily/?gift=Y%20http://
PLAY 16:42 min
April 11, 2025
Uncontacted tribes, wildfire-resilient homes, and hope in tough times
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 is a project of the World Business Academy.
Donate link:
https://www.optimistdaily.com/donate-to-support-the-optimist-daily/?gift=Y%20http://
PLAY 19:22 min