Astronomers reveal evidence of universe's 'background hum'

Paris (AFP) June 29, 2023

Astronomers across the world announced on Thursday that they have found the first evidence of a long-theorised form of gravitational waves that create a "background hum" rumbling throughout the universe. The breakthrough - made by hundreds of scientists using radio telescopes in North America, Europe, China, India and Australia after years of work - was hailed as a major milestone that ope