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March 6, 2013 As scientists advance their understanding of how the Earth has changed through billions of years, it becomes increasingly clear that the Earth and the life on it are entwined in unique ways. Commentator Marcelo Gleiser goes in search of the origins of life in a meeting of the minds at CERN.

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February 27, 2013 The Universe could end tomorrow, courtesy of the newly-discovered Higgs. But, as commentator Marcelo Gleiser explains, there is really no need to panic.

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December 5, 2012 Can scientists create universes in the lab? Although that may not be possible, physicists can recreate the young universe in high energy particle collisions. Recent results indicate that the young universe may be stranger than anticipated.

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November 27, 2012 If you're the kind who secretly obsesses about the fundamental nature of reality but wouldn't know a boson if it was delivering roses at your doorstep, I have good news for you.

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November 21, 2012 Theories are the life-blood of science; but ruling them out may be harder than you think. And letting a cherished model fall on the trash heap of history is even harder, yet. Take "supersymmetry" from the world of particle physics, for example. When might we see its demise or its vindication?

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July 4, 2012 Count your money or look to the stars, either way, the discovery of the Higgs is significant and a significant step forward for humanity.

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March 28, 2012 Have we found the smallest bits of matter? Are there smaller particles we haven't identified? What are the most fundamental particles? A final, ultimate answer may not be attainable.

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