A New Theory Connects Early Cosmic Inflation and Quantum Gravity Astrobitica March 31, 2026 (Last updated: March 31, 2026) 1 minute read The Universe expanded rapidly soon after the Big Bang, and we aren’t sure why. But a theory of quadratic quantum gravity might be the answer. About the Author Astrobitica Administrator Visit Website View All Posts Post navigation Previous: This is my third Orion launch, but it feels totally differentNext: Agentic AI: the future of space warfare