The Core of the Moon

05/09/12 Did the ancient moon have a magnetic field like Earth's? And why do scientists need to know? Benjamin Weiss

Gamma Ray Bursts

01/26/16 An explanation of the most spectacular explosions in the universe, and their possible impact on life. Raul Jimenez

Self-Defense Mechanisms of the Cell

12/14/10 The cell's self-defense repair kit against hereditary, environmental, and other threats. Sushil Alimchandani

Mass Extinctions

04/09/19 What caused Earth's five mass extinctions --and most important--are we headed for a sixth? Andrew Knoll

The Global Green New Deal

09-03-24 The book Climate Crisis and the Global Green New Deal by Noam Chomsky and Robert Pollin is one of the most important books on our urgent global issue. Robert Pollin discusses the economic factors underlying the climate crisis and the strategy needed to shift to a Global Green New Deal which will restore the planet and civilization. Robert Pollin

Industrial Agriculture and the Humble Strawberry

02/20/18 The inherent conflict between profit from one of California's major crops and the impact on environment and health. Julie Guthman

Beyond the Gene: Epigenetics Revealed

06/12/12 ew understanding of the complex relationship between genes and the epigenome. Mary Gehring

Environmental Toxins and the Brain

10/2014 Many common toxins in the environment significantly harm the fetal brain. Philippe Grandjean

Power Plants and the Freshwater Crisis

06/25/13 The cooling systems of power plants use an enormous percentage of our diminishing freshwater supply. What's the solution? John Rogers

Replacing Plastic: The Merits of Shrilk

02/04/14 Materials scientist Javier Fernandez discusses the "plastisphere" crisis and how it motivated the development of biodegradable "shrilk."

Today's Featured Contributors

Featured Author

Sheldon Krimsky, Ph.D.

Professor Krimsky's excellent books represent a broad range of science-related issues

Featured Guest

Robert Whitaker

One of the most respected authors on the subject of psychotropic drugs