April 10, 2013 Science discovers one dark material after another, making reality stranger than fiction. Commentator Marcelo Gleiser says the recent observation of the Higgs field and last week's announcement of the possible detection of dark matter are just the latest data points in our long quest to know what the Universe is made of.
May 2, 2012 Has physics done away with the need for philosophy and theology? While the debate rages on, we might wonder if it's the job of science to deal with final questions.
March 20, 2012 It wasn't long ago that we thought expansion of the universe was slowing down. Whoops! Science then identified Dark Energy as a force acting against deceleration. The discovery upended cosmology almost overnight.
March 6, 2012 Left to its own devices it seems the "dark universe" would never be able to make something as remarkable as life. Now that is something to ponder. Perhaps the dark universe makes us matter more than we ever realized.
October 5, 2011 This years Nobel Prize in physics celebrates what is the biggest mystery in physics today. What's causing the cosmic acceleration?
October 4, 2011 Nobody expected the result. Nobody knew what to do with it. It came as a complete surprise. It sent cosmologists back to their blackboards, rethinking the structure of the universe and its history. Now the work has earned a Nobel Prize.