Origami: Art and Science

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

Are We Alone in the Universe?

07/25/23 For centuries, we Earthlings have considered ourselves unique in the universe. Scientists today, however, tend to doubt our exceptionalism. But just how common might intelligent life be? Mario Livio

"Shocking" News from Deep-Sea Hydrothermal Vents

07/10/12 In probably the most extreme environmment on Earth, organisms are thriving. Peter Girguis explains how.....

Leaving It Up to Chance: How Cells Make Decisions

03/18/14 Cells make decisions that turn out to be random. Jané Kondev explains the implications of that surprising discovery.

Addressing the Threat to Earth System Boundaries

09/12/23 The breaching of most of the Earth system boundaries (ESBs) is destroying the planet and the crisis must be addressed immediately. Solutions must include justice for those who suffer displacement, health and economic impacts of the crisis. Diana Liverman

Space Debris Alert!: The Potential Impact on the Ozone Layer and Earth’s Climate

05/27/25 Thousands of satellites orbit Earth. At the end of their missions, they drop into and burn up in the stratosphere, depositing ash that contains oxides and pollutants that are affecting both the ozone layer and the planet's climate. Atmospheric scientists are working to analyze the aerosols and their worrisome impact. Daniel Cziczo

Creating and Testing Vaccines

02/15/21 The amazing mechanisms by which viruses infect cells and the challenge of developing effective vaccines. Forian Douam

An Update on Those "Forever" Chemicals

10-17-23 WGBH Forum Network webinar PFAS, a group of chemicals added to many everyday products, became a concern years ago among medical researchers, but governmental agencies were slow to impose regulations. Philippe Grandjean

Science Outreach Programs for Youth

10/16/12 How university educational outreach programs encourage high school students' interest in science. Irene Porro

"Green" Batteries for Renewable Energy: How About Rhubarb?

05/23/17 The great potential of ordinary plants in the development of "green" batteries. Alán Aspuru-Guzik

Today's Featured Contributors

Featured Author

Robert Pollin, Ph.D.

This book is essential reading for a real understanding of the relationship between our economic system and the global climate crisis.

Featured Guest

Mathew Barlow, Ph.D.

A prominent climate scientist whose emphasis is the influence of large-scale climate variability and change, including droughts, floods, and heat waves.