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High Energy Physics Seminar

Monday, September 14, 2020
10:00am to 11:00am
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Online Event
Precarious Naturalness
Daniele Teresi, Università di Pisa,, meeting ID 998 672 84027.

I will discuss a novel solution to the hierarchy problems, both for the Higgs mass and the cosmological constant. The only new ingredient is an ultra-light scalar coupled to the Higgs in the presence of heavier new physics. This works at the price of making the Universe itself precarious.