Comments on: Using Black Holes to Traverse the Universe with Dr. David Kipping https://lifeboat.com/blog/2024/07/using-black-holes-to-traverse-the-universe-with-dr-david-kipping Safeguarding Humanity Tue, 09 Jul 2024 13:33:15 +0000 hourly 1 https://wordpress.org/?v=6.6.1