Dark Matter in the Universe

09/28/10 Some mysterious, invisible stuff is holding galaxies together. Peter Fisher

Cosmic Evolution

12/09/14 From the beginning of the universe to complex life: an explanation of the development of the cosmos. Eric Chaisson

The Human Genome Project

09/20/11 The challenge for genomic studies today is how to manage the vast collection of data. John Quackenbush

Kingdom of Play

05/06/24 WGBH Forum Network webinar. All sorts of animals engage in imaginative types of play. Is this behavior just creature-entertainment, or is it important for development and bonding? David Toomey

Coastal Wetlands and Salt Marshes

01-17-23 Coastal wetlands and salt marshes absorb huge amounts of CO2. Scientists are working to understand this complex process when such ecosystems are especially stressed by climate change. Robinson Fulweiler

How Glaciers Affect Earth and Climate

05/16/17 An important explanation of the relationship between glacial cycles and climate change. Jack Ridge

The Impact of Air Pollution on Health

12/12/19 Jonathan Levy of Boston University School of Public Health describes how urban air pollutants such as vehicle exhaust affect our health.

Traffic Pollution and Child Cognition

09/27/10 The effects of vehicle pollutants on the developing brain. Shakira Franco Suglia

The War on Science: What We Need to Do

11/27/18 The anti-science mentality and policies threaten public health, environment, and safety --and also our progress in many scientific fields. What we need to do. Andrew Rosenberg

Hard Facts about Carbon Capture and Storage

05/18/22 Just how effective is Carbon Capture and Storage (CCS), the much-promoted solution to the excess atmospheric CO2 from fossil fuels? June Sekera and Neva Goodwin

Today's Featured Contributors

Featured Author

Clive Hamilton, Ph.D.

An international spokesman for the environment, for alternative energy to replace fossil fuels, and a rational public policy

Featured Guest

Robert Simcoe, Ph.D.

An innovative astronomer and developer of cutting-edge instruments for optical/infra-red astronomy