Using Gravitational Lensing to Detect Dark Matter

01/14/25 Dark matter accounts for some 27 percent of the universe but is invisible. One promising technique to reveal it is the analysis of gravitational lensing that very occasionally aligns galaxy clusters. Jacqueline McCleary

They Didn't Believe It! Dark Matter

12/02/19 Most of the matter in the universe is invisible --and scientists still do not know what it is. This is a brief story of how the idea of dark matter was very slowly accepted.

Language Acquisition: How Many Languages Can You Learn?

10/10/18 The acquisition of even one language is very complicated. But there are some --called hyperpolyglotals-- who learn dozens of languages. How does the brain do this? Evelina Fedorenko

Searching for Bio-Molecules

04/29/15 At the Summons Lab at MIT, scientists probe soil and rock samples from both ancient Earth and --using remote instruments-- Mars for bio-molecules. Roger Summons

The Battle for the Future of Food

06/11/24 WGBH Forum Network webinar. Industrial agriculture (“Big Ag”) is a major contributor to global warming, environmental destruction, and disruption of good farming traditions. There is a better way to feed the world without destroying the planet. Tim Wise

Communicating Climate Change Through Science and Technology

04/25/17 Some ways to show how marine organisms actually experience climate change. Brian Helmuth

Nanotechnology Advances for Healthcare and Environment

05/08/18 Truly innovative research: nano-tech devices for medicine and environment. Sameer Sonkusale

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.

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

Jané Kondev, Ph.D.

A major textbook in the field of physical biology

Featured Guest

Thomas Koeller, Ph.D.

A major endocrinology researcher with a deep commitment to revealing how ubiquitous toxins compromise brain development --and also to demanding controls on toxins