Are black holes time machines? Yes, but there's a catch
- Written by: Sam Baron, Associate Professor, Philosophy of Science, Australian Catholic University
NASA / Goddard Space Flight Center / Jeremy SchnittmanBlack holes form natural time machines that allow travel to both the past and the future. But don’t expect to be heading back to visit the dinosaurs any time soon.
At present, we don’t have spacecraft that could get us anywhere near a black hole. But, even leaving that small detail...
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