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.

Our Robots, Ourselves

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

Biodiversity in the Sixth Mass Extinction

03/19/24 A prominent biologist explains the crucial importance of biodiversity for life on Earth, and how the sixth mass extinction fractures that stability. Michael Reed.

Restoration of Severely Contaminated Lands

05/10/11 Sometimes even severely polluted land can be restored. Some case histories... Justin Hollander

Plankton: The Humble Base of the Ocean Ecosystem

02/14/17 Ancient diatom fossils provide clues to the adaptability of these vital organisms in the deep past, and can help predict plankton survival in the present climate change. Christopher Bowler

Cracking the Neural Code for Speech

01/27/12 vThe Neural Prosthesis Lab at Boston University demonstrates the Brain-Computer-Interface: a communication device for the severely impaired. Frank Guenther

The Advent of Personalized Genomic Medicine

05/24/12 Genomic medicine will revolutionize health care, but it also introduces a challenge for data management. John Quackenbush

Public Acceptance of Wind Energy in Massachusetts: Factors, Implications

05/14/13 Why public acceptance of wind power can differ from one community to another. Maria Petrova

Cooler Smarter

06/28/12 A co-author of the new book from the Union of Concerned Scientists describes how individuals can substantially reduce their carbon footprints while creating a healthy lifestyle...Jeff Deyette

Today's Featured Contributors

Featured Author

Justin Hollander, Ph.D.

A handbook for public officials and the general public on contamination of land and water -and how some areas can be revived

Featured Guest

Michelle Lougee

A very original artist whose crochet sculptures created from discarded plastic have made news