In this episode of the Grit Daily Startup Show, author and physicist Norman Stewart discusses his new book Freed from the Iron Grip of Frost, which explores the science and history behind climate change. Stewart breaks down the greenhouse effect, the role of clouds and water vapor, and why understanding the physics matters as much as the politics. Listeners will gain a clear, evidence-based perspective on one of the most debated topics of our time.

In this episode of the Grit Daily Startup Show, author and physicist Norman Stewart discusses his new book Freed from the Iron Grip of Frost, which explores the science and history behind climate change. Stewart breaks down the greenhouse effect, the role of clouds and water vapor, and why understanding the physics matters as much as the politics. Listeners will gain a clear, evidence-based perspective on one of the most debated topics of our time.

Grit Daily Startup Show podcast explores the world of entrepreneurship, founders, and CEOs to talk scaleups and startups, from conception and funding to exits. Interviews run across all industries, with entrepreneurs sharing their best decisions, mistakes to avoid, and wildest entrepreneurial stories. With single-guest entrepreneur and multi-guest formats.

Grit Daily Startup Show podcast explores the world of entrepreneurship, founders, and CEOs to talk scaleups and startups, from conception and funding to exits. Interviews run across all industries, with entrepreneurs sharing their best decisions, mistakes to avoid, and wildest entrepreneurial stories. With single-guest entrepreneur and multi-guest formats.

Startup Show, brought to you by the premiere startup news hub, Grit Daily

Grit Daily Startup Show

Norman Stewart Brings Science Back to the Climate Change Conversation

Munawar Karim has spent decades working at the edge of physics, aviation design, and global infrastructure, tackling problems most have long set aside. In this episode, his work spans from a breakthrough approach to electron stability to aircraft innovation and energy proposals shaped as much by politics as by engineering. It’s a conversation about persistence, big ideas, and what it takes to keep moving forward when the world isn’t ready to listen.

Munawar Karim has spent decades working at the edge of physics, aviation design, and global infrastructure, tackling problems most have long set aside. In this episode, his work spans from a breakthrough approach to electron stability to aircraft innovation and energy proposals shaped as much by politics as by engineering. It&rsquo;s a conversation about persistence, big ideas, and what it takes to keep moving forward when the world isn&rsquo;t ready to listen.

Why Munawar Karim Keeps Returning to the World’s Hardest Problems

In this episode, Phillip Lanos speaks with PSQ Productions founder Mark Entner about building a large-scale events business that operates at the intersection of public partnership, private execution, and community experience. Entner shares how PSQ Productions grew from entrepreneurial ambition into a major live-events operation, managing venues, festivals, and concerts while navigating trust, logistics, and city relationships. The conversation explores why successful events are ultimately about more than production, they are about creating places where people can gather, celebrate, and feel connected.

In this episode, Phillip Lanos speaks with PSQ Productions founder Mark Entner about building a large-scale events business that operates at the intersection of public partnership, private execution, and community experience. Entner shares how PSQ Productions grew from entrepreneurial ambition into a major live-events operation, managing venues, festivals, and concerts while navigating trust, logistics, and city relationships. The conversation explores why successful events are ultimately about more than production, they are about creating places where people can gather, celebrate, and feel connected.

Mark Entner Built PSQ Productions on Trust, Scale, and the Power of Shared Experience

In this episode, Phillip Lanos speaks with Freehold Group CEO Brendan McDermott about how retail design, fabrication, and installation shape the way consumers experience major brands in the real world. McDermott explains how experiential marketing extends far beyond pop-ups, touching everything from flagship stores and cultural activations to in-store beauty concepts and seasonal retail moments. The conversation explores what it takes to scale those experiences across the country while preserving brand consistency, operational discipline, and a strong internal team culture.

In this episode, Phillip Lanos speaks with Freehold Group CEO Brendan McDermott about how retail design, fabrication, and installation shape the way consumers experience major brands in the real world. McDermott explains how experiential marketing extends far beyond pop-ups, touching everything from flagship stores and cultural activations to in-store beauty concepts and seasonal retail moments. The conversation explores what it takes to scale those experiences across the country while preserving brand consistency, operational discipline, and a strong internal team culture.

Norman Stewart Brings Science Back to the Climate Change Conversation

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