The Formation of Stars and Planets

09/15/15 How stars and their planetary systems form, and what the New Horizons mission to Pluto will reveal about the "fossil record" of our own solar system. Scott J. Kenyon

Explaining and Measuring the Expanding Universe

08/28/20 The universe is expanding at an incredible rate, and dark energy is thought to be the cause. Astronomers observe and measure this mystery with very sophisticated equipment. Paul Martini

Microbe Evolution

02/12/13 How microbes and their communities evolve and what the process means for us. Christopher Marx

Evolution and Environmental Toxins

04/22/15 A toxicologist explains why some organisms thrive in an environment that endangers most species. Emily Monosson

Deep-Sea Volcanoes

04/26/16 Scientists are now able to study in detail the dynamic volcanic activity of the deep ocean ridges. Here are some amazing discoveries. Daniel Fornari

The Real Key to Feeding the World

09/20/21 The distinguished scientist and author of "Growing a Revolution: Bringing Our Soil Back to Life" explains the destructiveness of industrialized agriculture and shows how to feed the world while restoring the soil and environment. David Montgomery

The Issue of Psychiatric Drugs

05/04/10 Medications that are effective initially can cause very serious problems later. Robert Whitaker

Frozen in Time: Preserving for Later Revival

01/09/24 GBH Forum Network Webinar. Innovations in bio-engineering are revolutionizing medicine. Preservation of tissues, organs, sperm/eggs can be preserved in several different ways for future use. It's a real challenge, but the methods are improving quickly. Mehmet Toner.

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

Andy Knoll, Ph.D.

An acclaimed scientist and award-winning author, whose books on the relationship between geology, environment and evolution are both brilliant and accessible.

Featured Guest

Charles Walcott, Ph.D.

A leader in research on magnetoreception and numerous other unique animal features and capacities.