Time travel has been a popular science-fiction theme since H. G. Wells wrote his celebrated novel The Time Machine in 1895. But can it really be done? Is it possible to build a machine that would ...

New Scientist’s fledgling Explanimator series on YouTube has already explored the burning questions of how many friends you can have, and when you would be considered dead. The latest episode in the ...

The real-life version of Doc Brown—an inventor who succeeds in building a time travel machine in the classic film Back to the Future—appears to be among us. Much like the fictional character, Ron ...

Astrophysicist Ron Mallett believes he's found a way to travel back in time — theoretically. The tenured University of Connecticut physics professor recently told CNN that he's written a scientific ...

August 7, 2007 From H.G Wells' classic novel to Bill and Ted’s Excellent Adventure, the popular imagination has long been enthralled by the prospect of time travel. Now researchers at the Israel ...

In September 2015, cosmonaut Gennady Padalka arrived back on Earth for the last time. He had just completed his sixth mission in space, and broke the record for the most cumulative time spent beyond ...

Time travel has been a popular science-fiction theme since H. G. Wells wrote his celebrated novel The Time Machine in 1895. But can it really be done? Is it possible to build a machine that would ...

Newcastle University provides funding as a member of The Conversation UK. Every now and again, we all indulge in dreams about travelling in time. Wouldn’t it be wonderful to return to that specific ...

Editor’s Note: Steve Humble is a Mathematics Education Primary and Secondary PGCE at Newcastle University. The views expressed in this commentary are solely those of the writer. CNN is showcasing the ...