Articles for tag: Arecibo Observatory, astrophysical research, astrophysics, cosmic lighthouses, Gravitational Waves, interstellar scintillation, NANOGrav, pulsar signals, pulsar timing arrays, SETI

Gravitational Waves Indicate Big Bang Phase Transition

The Discovery of Gravitational Waves and Their Origin In 2023, a groundbreaking discovery was made by scientists who detected subtle ripples in spacetime known as gravitational waves. These waves were traced back to pulsar timing arrays and were initially believed to be connected to a phase transition that occurred shortly after the Big Bang. However, ...