KGNU - How On Earth

We present another part of our interview with Michael Pollan about his book “How to Change Your Mind:  What the New Science of Psychedelics Teaches Us About Consciousness, Dying, Addiction, Depression and Transcendence”.  It is an investigation into the medical and scientific revolution taking place around psychedelic drugs, and the spellbinding story of his own life-changing psychedelic […]

This week on How on Earth, Beth talks to author Dr Marc Bekoff, Professor Emeritus, CU Boulder. His new book has the wonderful title of Canine Confidential. If you enjoy dogs, dog parks, and watching them interact with each other and people, you’ll enjoy this book! Hosts: Beth Bennett and Gretchen Geibel Producer: Beth Bennett […]

Junk Raft (starts 6:20) Marcus Eriksen discusses what can and cannot be done about the “plastic smog” of microscopic debris permeating the world’s ocean, from the state-sized floating islands of plastic in the Pacific, to the microscopic debris that sinks all the way down the the deepest parts of the Pacific, OR gets eaten and into […]

This week on How on Earth, Beth interviews Dr Lee Know, author of Mitochondria and theFuture of Medicine. These amazing organelles, which allow complex life on Earth to exist, do more than “just” make ATP. Ask that isn’t enough! They are intimately involved in many aspects of health and disease. The good news is that […]

Two epidemics sweeping the developed world are Type 2 diabetes and Alzheimer’s disease.This week on How on Earth, Beth interviews Dr Steven Masley about his book, The Better Brain Solution in which he explores the connection between diet (and other lifestyle factors) and these diseases. Based on the results of numerous clinical trials he has […]

This week’s show brings you the following feature interview: Protecting Ocean Biodiversity (start time: 2:42) In honor of World Environment Day (today), World Oceans Day (Friday) the March for the Ocean (Saturday), and Capitol Hill Ocean Week (all week), we examine one of the biggest marine conservation tools: Marine Protected Areas. What’s working? What’s not, and […]

Michael Pollan: How to Change Your Mind: What the New Science of Psychedelics Teaches Us About Consciousness, Dying, Addiction, Depression and Transcendence.  We speak with New York Times Bestselling science writer Michael Pollan about his new book that features LSD and magic mushrooms. Pollan will give a book talk in Denver this Thursday — at the Trinity Methodist […]

In 2015, the New Horizons Spacecraft flew past Pluto. Because Pluto is so far away, it took nearly 10 years of travel for the spacecraft to reach that distant dwarf planet — and that was after a decade of work to get the spacecraft to the launch pad. Planetary scientists Alan Stern and David Grinspoon […]

Chasing New Horizons  (starts 1:00) brings the reader Inside the Epic First Mission to Pluto to  hear the details and meet the personalities behind building, launching, and flying this audacious mission.  How on Earth’s Joel Parker (also an astrophysicist on the New Horizons mission) speaks with authors and fellow scientists Alan Stern and David Grinspoon. (Booktalks at Boulder Bookstore […]

Here we provide the full interview by How on Earth’s Joel Parker of planetary scientists Dr. Alan Stern (Southwest Research Institute) and Dr. David Grinspoon (Planetary Science Institute), about their new book: “Chasing New Horizons: Inside the Epic First Mission to Pluto“. Their book describes the the story of Pluto and NASA’s New Horizons mission, bringing the […]

With graduation season is upon us, today’s edition of How on Earth is the second of a two-part annual “Graduation Special”. Our guests in the studio today are scientists who will receive their Ph.D. in a STEM-related field.  They talk about their thesis research, their grad school experiences, and what they have planned next. HyunJoo Oh – […]

With graduation season is upon us, today’s edition of How on Earth is the first of a two-part annual “Graduation Special”. Our guests in the studio today are scientists who will receive their Ph.D. in a STEM-related field.  They talk about their thesis research, their grad school experiences, and what they have planned next. Oliver Paine […]

Attention all Nature Lovers and Amateur Naturalists, Friday April 27th kicks of the City Nature Challenge, where Boulder will compete with 65 cities throughout the world to identify the most species within their area over a 4 day period. It’s a competition to identify biodiversity powered by the enthusiasm of citizen scientists. Chip Grandits speaks […]

Today’s show offers two feature interviews: New Theory of How Cancer Evolves Inside Us (start time: 0:58): It is commonly known that cancer afflicts old people more than youth. Conventional wisdom has held we get cancer with age largely because we accumulate lots of genetic mutations over many years, and it’s the mutations that cause cancer. […]

As part of the Conference of World Affairs, which is being held this week at the campus of the University of Colorado, Boulder, we are speaking today with astrophysicist Adam Frank. Frank is a professor at the University of Rochester, where he studies the final stages of evolution for stars like the sun. He is […]