HEP Phenomenology2026-04-011 minarXiv:2604.01324expressA Two-Particle Recipe for the Right LithiumIn the first minutes of the Big Bang, the universe whipped up a cocktail of hydrogen, helium, and a pinch of lithium.Sougata Ganguly·Tae Hyun Jung·Tae-Sun Park·Chang Sub ShinAdam RiessAlan GuthAlbert Einsteinnucleosynthesisheliumhydrogenkilonovabig bang👍👎☆SimplePopularAdvanced