Which scientific organization fundamentally changed its logo after a major discovery about the subject it was named for?

Corporate logos often evolve over time, but some changes are particularly fascinating in the science industry. These visual identities can reflect scientific progress, breakthroughs, or shifts in understanding. This trivia question focuses on a notable science-related company that made a significant change to its logo directly because of a scientific discovery. Test your knowledge about the intersection of branding and scientific advancement!

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Pluto Project (changed its logo after Pluto was reclassified as a dwarf planet in 2006)
Human Genome Institute (redesigned after the complete mapping of the human genome in 2003)
NASA's Mars Exploration Program (updated following the discovery of water evidence on Mars in 2015)
CERN (rebranded after confirming the existence of the Higgs boson particle in 2012)