Light from Darkness? Searching for Dark Matter in the Sky

08/15/19 Dark matter is believed to comprise five-sixths of the matter in the universe, but cannot be "seen." Now, technical innovations offer closer observation and maybe new physics. Tracy Slatyer

Einstein's Relativity

11/22/10 Einstein completely changed our understanding of the universe. Here's how. Tereasa Brainerd

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

Self-Defense Mechanisms of the Cell

12/14/10 The cell's self-defense repair kit against hereditary, environmental, and other threats. Sushil Alimchandani

Addressing the Global Water Shortage

03/11/25 Due mainly to climate change and wasteful agricultural practices, the supply of freshwater is rapidly diminishing across the globe. Governments must quickly develop advanced conservation and sustainability policies. Jay Famiglietti

Coastal Ecosystems and Climate Change

12/17/14 An international expert explains how coastal ecosystems function and how they are adjusting to current stresses. Brian Helmuth

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

The World Health Organization: Lifeline for the World's Children

09/08/20 A distinguished physician-researcher explains the many threats to children's health all over the world, and how millions of young lives are saved by the W.H.O. Davidson Hamer, M.D.

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

Carbon Capture and Conversion

07/19/21 A carbon capture innovation that can produce useful, products, including non-polluting transportation fuels. Sami Khan

Today's Featured Contributors

Featured Author

Jon Beckwith, Ph.D.

A great scientist's dual role as geneticist and social activist

Featured Guest

James Lackner, Ph.D.

Founder-Director of the Ashton-Graybiel Spatial Orientation Lab at Brandeis University, a major center for research on human adaptation to living in space.