Going to Mars? Better Take Some Gravity

09/19/23 WGBH Forum Network webinar 11:30 EDT There is plenty of hype about space travel and even colonizing planets like Mars. We might need to know about the effects of zero-gravity on the human body. James Lackner

Origami: Art and Science

09/08/15 Mathematician L. Mahadevan describes how nature, science and art intersect. It will change your entire perspective.

Great Adaptations

02/08/22 Some species have an exceptional ability to adapt to extreme environmental conditions, an advantage that endowed by unique features of their DNA. Certain Antarctic marine creatures provide hope for climate change adaptations. H. WiIliam Detrich

Our Robots, Ourselves

02/10/16 The author of "Our Robots, Ourselves" discusses the limits of robot autonomy. David Mindell

Corporate Science and Genetically Modified Foods

04/15/15 A leading expert and author on the issue of genetically modified foods explains the corporate resistance to labeling GM foods. Sheldon Krimsky

They Didn't Believe It! Plate Tectonics, Foundation of Earth Systems

02/29/20 It took almost a century to determine if and how continents moved (continental drift). In the 1960s irrefutable evidence showed that tectonic plates caused regular shifts of the planet’s magnetic polarity, volcanoes and earthquakes -and the drift of continents.

Harnessing the Bioelectric Potential of Cells for Regeneration

02/21/12 Can bioelectric signals in cells be exploited for regeneration of limbs and tissue? This is an important area of medical research. Michael Levin

Scientists Raise the Alarm: Endocrine Disruptors Affect Brain Development

08/03/20 An important update on the impact of common toxins in the environment that permanently affect the brain -starting in the womb. The evidence of damage is far ahead of the regulation of these chemicals. Thomas Zoeller

Solar Energy the Third Way

02/14/12 Efficient production of solar energy with solar thermo-electric generators (STEGs)... Gang Chen

The Push for Renewable Energy

06/26/16 An author-activist urges public engagement to ensure the transition to renewable energy. Philip Warburg

Today's Featured Contributors

Featured Author

David Mindell, Ph.D.

A leading robotics engineer and historian explains the role of robots in research and other fields today

Featured Guest

Erika Spanger-Siegfried

The lead climate analyst in the Climate and Energy program at the Union of Concerned Scientists (UCS), who provides the reliable information that is much needed.