Time travel is possible, but it’s a one-way ticket

by Alex Lehner CC BY 2.0

Chenoa van den Boogaard, Physics and Astronomy editor The ability to travel through time, whether it is to fix a mistake in the past or gain insight into the future, has long been embraced by science fiction and debated by theoretical physicists. While the debate continues over whether travelling into the past is possible, physicists […]

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