Robuta

https://books.google.co.uk/books?id=iGmPBAAAQBAJ&printsec=frontcover&source=gbs_book_other_versions_r&cad=1 Black Holes & Time Warps: Einstein's Outrageous Legacy - Kip Thorne - Google Books Winner of the 2017 Nobel Prize in Physics Ever since Albert Einstein's general theory of relativity burst upon the world in 1915 some of the most brilliant... black holestime warpskip thornegoogle bookseinstein