Secrets of the Saguaro: Sentinels of the Southwest

Secrets of the Saguaro: Sentinels of the Southwest

The American Southwest is a land of breathtaking contrasts, where rugged mountain ranges, deep canyons, and endless desert landscapes create some of the nation's most unforgettable scenery. Yet few sights are as iconic as the majestic saguaro cactus. Towering skyward for centuries, these remarkable giants stand as enduring symbols of the Arizona Sonoran Desert. In this episode, Don journeys into Saguaro National Park to explore the natural history, beauty, and quiet grandeur of these extraordinary desert sentinels. Join him for an unforgettable adventure through one of America's most distinctive landscapes.

Smartphones and the Battle for Childhood with Jeff Miller

This subject may be the most serious issue ever discussed on The Don Sullivan Show. The future of Western civilization may very well depend on how we respond to it. Jeff Miller of Smartphone Free Childhood joins us to discuss the growing evidence linking smartphones, social media, and unrestricted internet access to profound changes in childhood and adolescent development. More importantly, he explains why there is still reason for hope and what parents, schools, and communities can do to address the problem. Please listen carefully, and be sure to watch the remarkable PSA featured in the show notes. https://youtu.be/h_xwJ5u9I8o?si=2DzdHMH6XZ3cHbrH [https://youtu.be/h_xwJ5u9I8o?si=2DzdHMH6XZ3cHbrH] https://youtu.be/Fd-_VDYit3U?si=cr-us1zs4Clob5DM [https://youtu.be/Fd-_VDYit3U?si=cr-us1zs4Clob5DM]

Can Leaders Govern Without Understanding Science? with Sean Campbell

From nuclear power and energy policy to AI and social media, this episode asks a simple question: should leaders understand the science behind the decisions they make? Don Sullivan and Sean Campbell discuss Physics for Future Presidents and why scientific literacy may be one of the most overlooked requirements for effective leadership today.

Inside the AI Data Center Revolution with Mohan Potheri

What happens when AI workloads demand 10 times the power of traditional computing? Don Sullivan, Jersey Steve, and Mohan Potheri unpack the rise of liquid-cooled AI factories, sovereign AI initiatives, and the massive infrastructure race underway in Texas, Utah, and beyond.

Special News Panel: Musk vs Altman: The Silicon Valley Trial of the Century

On this episode of the Don Sullivan Show, we debut a new panel-driven format to unpack the escalating legal battle between Elon Musk and OpenAI and Sam Altman. Joining Don are veteran Silicon Valley observers examining the case from every angle, including the technical, business, legal, and entertainment dimensions of a showdown that at times feels worthy of the Death Star itself.