Check out this article from The New York Times. Because I'm a subscriber, you can read it through this gift link without a subscription.
The Cosmos Is Thrumming With Gravitational Waves, Astronomers Find Radio telescopes around the world picked up a telltale hum reverberating across the cosmos, most likely from supermassive black holes merging in the early universe. https://www.nytimes.com/2023/06/28/science/astronomy-gravitational-waves-nanograv.html?unlocked_article_code=Hhe-gVwtjEaAjo8mMOiCUXCpjMoc4sU2k1LA7nfOWdhlAWdXoP9-ElVuc8At9z1U8hOlPLUJlRbWgqTt6aOi0fVcDCNKxcFCzoViMjBhZh0oRfQsG1uFl7Zno_6MdaRQdKHp2pDW5fZk1Tfgruja72CyJ_XrUYz6r-eP3Y03c6XHJe6C8nN3-b7oeJTAzIY97WPsSzX0BFnGKIrwjHPbehumTxV5RcG3ASa1dNiGjb5eZPho402xM1VoaaUC0eg9yx5b4QfTYBW77FTnp8R6KqK0Av-aKqaryV-h67FtgEHobhmbccLadRBv_2O1AO69CJBun9-sziiMkGMCx4v1oanResBtUBEGPHE0UxOhI8I&smid=em-share -- You received this message because you are subscribed to the Google Groups "Everything List" group. To unsubscribe from this group and stop receiving emails from it, send an email to everything-list+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/everything-list/CAJPayv3mn%3D3w5nmLZjhVTrwA1uzAs8q%2B0fmK0VUUS-aQCvd-LQ%40mail.gmail.com.