Looking for Signatures of Life on Mars

03/17/15 Was there ever life on Mars? How do scientists search for and analyze possible clues? Roger Summons

The Formation of Stars and Planets

09/15/15 How stars and their planetary systems form, and what the New Horizons mission to Pluto will reveal about the "fossil record" of our own solar system. Scott J. Kenyon

Nectar, Pollen and the Health of Bees

07/10/19 Nectar and pollen are sources of food for bees, but some of these sources may also help to reduce certain pathogens. Lynn Adler

Earth Life and Weird Life

12/17/15 The compelling search for entirely new forms of life elsewhere in our solar system and the universe. David Toomey

How Deep-Sea Mining Threatens Fundamental Ecosystems

05/16/23 Microbial ecosystems sustain all ocean life. That vital foundation will be disrupted by deep-sea mining and the impact may be extensive. Julie Huber and Beth Orcutt

What Arctic Caves Reveal about Ancient Climate Cycles

06/14/16 Arctic caves contain precise geological records of ancient ice-ages and subsequent melts that help scientists predict the effects of the present permafrost thaw. Jeremy Shakun

A Wearable Brain-Stimulation Device

03/22/21 Designing a wearable device to study brain function and dysfunction, with a goal of precise therapeutic interventions to treat neurodegenerative diseases Shawn Kelly

Environmental Contaminants and Autism

07/23/13 Determining the relationship between environmental contaminants and the global increase in autism. Marc Weisskopf

The Great Potential of Offshore WInd Farms

05/07/19 How effective are offshore wind farms in nations that have developed them, and why has the US been especially slow to adapt such an important energy resource? Andrew Myers

The D-Lab at MIT: Engineering by and for Developing Nations

11/01/11 An award-winning MIT lab engineers practical necessities for impoverished nations. Amy Smith

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

Philip Landrigan, MD, MSc, FAAP

A distinguished leader in the struggle to ban pesticides and other toxins that impair brain development