logo
welcome
The Conversation

The Conversation

Is time travel even possible? An astrophysicist explains the science behind the science fiction

The Conversation
Summary
Nutrition label

74% Informative

Time travel is the concept of moving between different points in time, just like you move between different places.

The question of whether time is reversible remains one of the biggest unresolved questions in science.

Astronaut Scott Kelly has spent 520 days at the International Space Station , and as a result has aged a little more slowly than his twin brother and fellow astronaut Mark Kelly .

Some scientists are exploring other ideas that could theoretically allow time travel.

We won’t be able to answer every question, but we will do our best. This article is republished from The Conversation , a nonprofit, independent news organization bringing you facts and trustworthy analysis to help you make sense of our complex world. It was written by: Adi Foord , University of Maryland , Baltimore County Read more: Adi Foord does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their academic appointment..

VR Score

68

Informative language

60

Neutral language

54

Article tone

informal

Language

English

Language complexity

46

Offensive language

not offensive

Hate speech

not hateful

Attention-grabbing headline

not detected

Known propaganda techniques

not detected

Time-value

long-living

External references

17

https://www.euronews.com/culture/2023/06/28/culture-re-view-the-day-stephen-hawking-threw-a-time-traveller-partyhttps://www.space.com/36273-theory-special-relativity.htmlhttps://www.space.com/33411-astronaut-scott-kelly-relativity-twin-brother-ages.htmlhttp://theconversation.com/us?utm_source=Yahoo&utm_medium=related-link&utm_campaign=related-link-0&utm_content=article-213836https://www.space.com/15830-light-speed.htmlhttps://www.grc.nasa.gov/www/k-12/airplane/thermo.htmlhttps://www.discovermagazine.com/the-sciences/what-is-the-grandfather-paradox-of-time-travelhttps://theconversation.com/institutions/university-of-maryland-baltimore-county-1667?utm_source=Yahoo&utm_medium=related-link&utm_campaign=byline-link&utm_content=article-213836https://theconversation.com/us/topics/curious-kids-us-74795http://theconversation.com/new-postage-stamp-honors-chien-shiung-wu-trailblazing-nuclear-physicist-154687?utm_source=Yahoo&utm_medium=related-link&utm_campaign=related-link0&utm_content=article-213836http://theconversation.com/how-do-astronomers-know-the-age-of-the-planets-and-stars-205809?utm_source=Yahoo&utm_medium=related-link&utm_campaign=related-link1&utm_content=article-213836https://theconversation.com/a-cosmic-time-machine-how-the-james-webb-space-telescope-lets-us-see-the-first-galaxies-in-the-universe-187015http://theconversation.com/sci-fi-books-are-rare-in-school-even-though-they-help-kids-better-understand-science-213436?utm_source=Yahoo&utm_medium=related-link&utm_campaign=related-link2&utm_content=article-213836https://galileospendulum.org/2015/01/26/why-wormholes-probably-dont-exist/https://www.penguinrandomhouse.com/books/77014/black-holes-and-baby-universes-by-stephen-hawking/https://www.space.com/20881-wormholes.htmlhttps://theconversation.com/profiles/adi-foord-1472117?utm_source=Yahoo&utm_medium=related-link&utm_campaign=byline-link&utm_content=article-213836

Affiliate links

no affiliate links