Scalar Waves and CosmicScalar Waves and CosmicMysteriesmoments.understand the universe’s earlyUnraveling gravitational waves toCosmology and Nongalactic AstrophysicsInvestigating Scalar-Induced Gravitational WavesNew insights into the early universe through pulsar timing arrays and gravitational waves.2025-10-06T07:15:24+00:00 ― 6 min read