In Physics
Time travel to the past is theoretically allowed using the following methods:
- Travelling faster than the speed of light
- The use of cosmic strings and black holes
- Wormholes and Alcubierre drive
Read more about this topic: Time Travel
Famous quotes containing the word physics:
“The fundamental laws of physics do not describe true facts about reality. Rendered as descriptions of facts, they are false; amended to be true, they lose their explanatory force.”
—Nancy Cartwright (b. 1945)
“Mathematics should be mixed not only with physics but with ethics.”
—Henry David Thoreau (1817–1862)