*A new study has revealed new details about what happened in the first microsecond of the Big Bang, the moment the universe began.*

The study, published in the journal Nature, used data from the Large Hadron Collider (LHC) at CERN to measure the properties of the Higgs boson, a subatomic particle that is thought to be responsible for giving mass to other particles.

The results of the study suggest that the Higgs boson was much heavier than previously thought, which has implications for our understanding of the early universe.

According to the Big Bang theory, the universe began about 13.8 billion years ago in a hot, dense state. As the universe expanded and cooled, it underwent a series of phase transitions, during which different types of particles were created.

The Higgs boson is thought to have been created during one of these phase transitions, the electroweak phase transition. This transition occurred about 10^-35 seconds after the Big Bang, and it is believed to have been the moment when the universe acquired its mass.

The new study suggests that the Higgs boson was much heavier than previously thought, which means that the electroweak phase transition may have been much stronger than previously thought. This could have implications for our understanding of the early universe, including the formation of galaxies and the nature of dark matter.

The study also found that the Higgs boson decays into other particles in a way that is different from what was predicted by the Standard Model of particle physics. This could be a sign of new physics beyond the Standard Model, which could help us to understand more about the early universe and how it evolved.

The new study is a significant step forward in our understanding of the early universe. It provides new data that will help us to refine our models of the Big Bang and to understand how the universe came into being.