Third Act empowers people over 60 to drive social change, leveraging their wisdom and energy to support younger generations in building a healthy, equitable world. Co-founded by Bill McKibben,

Third Act empowers people over 60 to drive social change, leveraging their wisdom and energy to support younger generations in building a healthy, equitable world. Co-founded by Bill McKibben, this vital movement is explained by renowned activist and leadership educator Akaya Windwood.

Akaya, an award-winning transformation facilitator and author, brings extensive experience from various leadership roles to her work as Lead Advisor for Third Act. Her insights guide how we can participate in this exciting new movement.

Learn more at bioneers.org.

Earth Guardians and CREDO Mobile present a video highlighting CREDO's over $100 million in donations to environmental and social justice nonprofits, including Earth Guardians. Since 2017, CREDO

Earth Guardians and CREDO Mobile present a video highlighting CREDO's over $100 million in donations to environmental and social justice nonprofits, including Earth Guardians. Since 2017, CREDO has supported Earth Guardians' youth-led climate initiatives and global justice efforts.

The video features Kellie Berns, Earth Guardians' Global Program Director, discussing CREDO's tangible impact on their programs and operations.

Watch the video to learn how you can make a difference. Support Earth Guardians by switching to CREDO Mobile, turning your phone bill into a force for good, or by joining and donating to our movement. Together, we can protect our planet and empower future leaders.

Published December 2, 2025, by The New Press, "The Problem with Plastic: How We Can Save Ourselves and Our Planet Before It's Too Late" by Judith Enck, Adam Mahoney, and Beyond Plastics is an

Published December 2, 2025, by The New Press, "The Problem with Plastic: How We Can Save Ourselves and Our Planet Before It's Too Late" by Judith Enck, Adam Mahoney, and Beyond Plastics is an Amazon Editors' Pick. This powerful investigation reveals plastic's devastating impact on human health and the environment, from poisoned oceans and polluted air to microplastic contamination and environmental racism.

The book critically examines plastic's paradox, challenging the belief that recycling alone can solve the crisis. Instead, it debunks industry claims and emphasizes the urgent need for action, offering practical solutions like a "household waste audit" to empower readers. Learn more at: beyondplastics.org/publications/problem-with-plastic-book (ISBN: 9781620979457).

Daniel Ishaku, a tech innovator and educator, shares his inspiring journey of transforming a simple idea into TokoPay, a revenue-generating chatbot that facilitates seamless bill payments on

Daniel Ishaku, a tech innovator and educator, shares his inspiring journey of transforming a simple idea into TokoPay, a revenue-generating chatbot that facilitates seamless bill payments on WhatsApp and Telegram. His talk offers a practical roadmap for aspiring entrepreneurs.

Drawing from his experience building AI tools and founding Toko Academy, Daniel demonstrates how passion, resilience, and strategic AI use can bridge the gap between problem identification and scalable solutions. He emphasizes human-centered innovation, inspiring progress as the Lead Organizer of TEDxYola 2025.

This insightful presentation was delivered at a TEDx event. Learn more about TEDx at ted.com/tedx.

The sailfish, one of the ocean's fastest fish, can reach speeds up to 68 mph. These speedsters use their long bill to swipe and stab, stunning prey. Scientists believe their large, namesake sail

The sailfish, one of the ocean's fastest fish, can reach speeds up to 68 mph. These speedsters use their long bill to swipe and stab, stunning prey. Scientists believe their large, namesake sail enhances bill accuracy, acting as a keel for stability or a fence to herd prey.

Discover more about marine life in our Marine Life Encyclopedia. Join our community of Wavemakers by subscribing to our channel.

Stay connected with us on social media: Instagram, Twitter, and Facebook.

Global political expert Ian Bremmer, founder of Eurasia Group, identifies "Rogue Russia" as the biggest risk of 2023. In a world facing complex challenges like wars, water shortages, and

Global political expert Ian Bremmer, founder of Eurasia Group, identifies "Rogue Russia" as the biggest risk of 2023. In a world facing complex challenges like wars, water shortages, and inflation, Eurasia Group provides essential analysis. For 25 years, their political science expertise has helped investors and decision-makers understand how global politics impact risks and opportunities.

Explore Eurasia Group's full 2023 Top Risks report and watch the complete interview with Ian Bremmer. You can also subscribe to Big Think on YouTube and read the video transcript for more insights.

Bryan Walsh discusses Yellowstone's supervolcano, a rare but significant threat to humanity. Such eruptions could eject immense material, blocking sunlight and risking global starvation.

Bryan Walsh discusses Yellowstone's supervolcano, a rare but significant threat to humanity. Such eruptions could eject immense material, blocking sunlight and risking global starvation. Fortunately, steps can be taken to prepare for this looming danger.

Walsh, editor of Vox's Future Perfect and author of "End Times," explores policies and technologies for a better future. This video, originally by Freethink, is presented by Big Think, a leading source of expert-driven educational content.

Subscribe to Big Think on YouTube for more insights. Read the video transcript here, and explore related stories like the Tonga eruption.

The Northern White Rhinoceros is functionally extinct due to poaching, with only two individuals remaining. A video featuring Dr. Barbara Durrant explores whether the San Diego Zoo Safari Park's

The Northern White Rhinoceros is functionally extinct due to poaching, with only two individuals remaining. A video featuring Dr. Barbara Durrant explores whether the San Diego Zoo Safari Park's "frozen zoo" can reverse this. This unique biotech facility aims to use in vitro fertilization to implant a Northern White Rhino embryo into a closely related Southern White Rhino. If successful, this groundbreaking procedure could rescue critically endangered species and potentially resurrect extinct ones.

Originally created by Freethink, the full video is available on Big Think's YouTube channel. A transcript of the video can be read here.

Koko partners with The Commonwealth Club, supporting health and science programming. Koko promotes healthier living through innovative sleep technology. Interested in a sleep study?