History of the Universe in One Hour

11/13/11 From the Big Bang to parallel universes... Max Tegmark

The Tumultuous Milky Way and Its Satellite Galaxies

08/23/11 How do spiral galaxies like our Milky Way form? Elena D'Onghia

Human Language, Animal Communication

04/26/21 The evolution of the human language apparatus, comparison of human language and animal communication, and explanation of the Neanderthal language controversy. Philip Lieberman

Exploring the Dark Matter of the Microbial World

10/18/16 All life depends on a microbial foundation. So does development of new antibiotics. But 99 percent of microbes are unknown. Slava Epstein

Reading the Clouds to Understand Climate Change

10/22/13 Clouds and the particles they contain are essential information for climate science. Here's how scientists gather and decipher that information............... Daniel Cziczo

Clive Hamilton Talks about the Geoengineering Issue

10/28/13 A major ethicist and author talks about the geoengineering issue and his new book on that topic, Earthmasters

Virus vs Host: An Enduring Battle

02/14/23 Viruses must appropriate the DNA/RNA of living cells in order to survive. The battle between viruses and cell defenses is a classic example of the epic struggles that characterize Nature. John Connor

Genetics and Social Responsibility

10/07/14 A distinguished leader in genetic research discusses his dual commitment to science and ethics. Jon Beckwith

A Potential Solution to the Methane Problem

03/29/22 An innovation attracting great interest: an abundant, inexpensive clay might be used to remove the greenhouse gas methane from the atmosphere. Desiree Plata

Carbon Capture and Storage Will Not Reduce Global Warming

02/09/24 GBH Forum Network webinar (noon ET) The extreme level of atmospheric CO2 is well beyond a “capture and storage/sequestration” solution, yet the hype persists that some clever extraction innovation will resolve the problem. Charles Harvey

Today's Featured Contributors

Featured Author

Anne Biklé

Biologist and Environmental Planner; co-author with David R. Montgomery of two excellent books on soil health, regeneration --and the relationship to healthy food.

Featured Guest

Jon Beckwith, Ph.D.

A leading researcher in genetics, associated with major discoveries, who has also emphasized the social implications of this field.