70% of the universe is dark energy. http://dld.bz/HDrF @ScienceChannel @Reuters_Science @GuardianScience cosmology physics

Had modern observations resurrected the cosmological constant? [Brian Greene: The Hidden Reality] http://dld.bz/H4Pb physics math

We’re living in one of many universes. [Brian Greene: The Hidden Reality] http://dld.bz/H4Pb @NPR @scifri cosmology physics science

Brian Greene has studied string theory for the past 25 years. [The Hidden Reality] http://dld.bz/H4Pb physics cosmos nonfiction books

Brian Greene: "It's not just space that curves, but time as well." [The Hidden Reality] Science Physics Books http://dld.bz/H4Pb

No one can explain dark energy’s fundamental composition. [Brian Greene: The Hidden Reality] http://dld.bz/H4Pb cosmology physics space