Dark Energy and the Cosmic Expansion

12/14/21 The Dark Energy Spectroscopic Instrument (DESI) is the most advanced probe of the relationship between dark energy and the expansion of the universe. A unique project in astronomy. Arjun Dey

Astrophysics Knowns and Unknowns

12/20/16 A guide to fundamentals of astrophyics at a time of many exciting --and sometimes puzzling-- discoveries. Priyamvada Natarajan

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

The Science --and Oft-Ignored Side Effects --of Geoengineering

04/24/18 An important critique of geoengineering, including cautions about misinformation. Daniel Cziczo

Accelerated Climate Change: Can Nature Adapt?

10/09/12 Changes in habitat and breeding patterns due to rapid climate change.......... Richard Primack

Bionic Being: The New Prosthetics

06/21/11 In this extraordinary era almost any limb, organ or tissue can be replaced. Shawn Kelly

Conflicting Science on the Safety of Genetically Modified Food

06/12/14 Many nations prohibit GMO foods, but the US doesn't even require labeling. What can science tell us about GMOs? Sheldon Krimsky

The D-Lab at MIT: The People's Engineering Team

05/29/13 The award-winning D-Lab's unique approach to improving lives in the poorest nations. Amy Smith

Fracking: The Facts and Issues

11/12/13 A panel of experts presents the known scientific, health and environmental facts about fracking. Phartiyal_Pallavi, Aaron Bernstein, William Moomaw, Andrew Rosenberg

Today's Featured Contributors

Featured Author

Robert Whitaker

One of the best sources on overprescribing and the serious long-range effects of many psychotropic drugs

Featured Guest

John Ebel, Ph.D.

A prominent seismologist explains how and where earthquakes and tsunamis are generated