Why is the gravitational-wave background — the hum made by supermassive black holes colliding across the universe — stronger than expected?
The post Boosting the Gravitational Wave Background appeared first on Sky & Telescope.
Why is the gravitational-wave background — the hum made by supermassive black holes colliding across the universe — stronger than expected?
The post Boosting the Gravitational Wave Background appeared first on Sky & Telescope.