Mapping the Milky Way

An amazing 30+ year project and the discovery of two new Milky Way spiral arms. Thomas Dame

The Grand Geometry of Nature

As these mathematicians explain, with numerous examples, the deepest truths of Nature are mathematical. Tom Mrowka and Gigliola Staffilani

Conservation Lessons from Ice-Age Extinctions

Was there a human factor in the Ice Age extinctions of large mammals? ............ Sharon Levy

Enigmas of Life: Getting It Started and Becoming Complex

An investigation of the two major questions about the origin of life, and their relevance in search for life elsewhere in the universe. Zachary Adam

Mathematical Prediction of Sixth Mass Extinction

The destabilization of Earth's complex carbon cycle is associated with past mass extinctions. This mathematical model predicts a coming sixth mass extinction. Daniel Rothman

Earthquakes and Tsunamis

How ocean earthquakes generate tsunamis --and where tsunamis can occur. John Ebel

The Electric Eye: A Visual Prosthesis

A major breakthrough in the restoration of vision. Shawn Kelly

Environmental Contaminants and Autism

Determining the relationship between environmental contaminants and the global increase in autism. Marc Weisskopf

Public Acceptance of Wind Energy in Massachusetts: Factors, Implications

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

The Push for Renewable Energy

An author-activist urges public engagement to ensure the transition to renewable energy. Philip Warburg

Today's Featured Contributors

Featured Author

David R. Montgomery, Ph.D.

A major geologist who connects the relationship between rocks and life

Featured Guest

Meet Julie Guthman, Ph.D.

A distinguished social scientist who analyzes the relationship between Big Agriculture, health and environment