The STEM Chicksmas Day Two: Expanding Universe

The STEM Chicksmas Nobel Prize 2011 Physics

For the 12 Days of “The STEM Chicksmas” Day Two, we're featuring the crazy discovery of the universe's accelerating expansion due to mysterious "dark energy" from the 2011 Nobel Prize in Physics by Saul Perlmutter, Brian Schmidt, and Adam Riess!

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