In the past, physicist Stephen Hawking has hosted a champagne party for time travelers with balloons and hors d’oeuvres.

Imagine a thread so thin it's invisible to the naked eye but packed with the mass of thousands of stars. This isn't science fiction—it's the theoretical description of cosmic strings, structures that ...

Jet lag is a common issue for those travelling around different time zones. Travellers face a lot of problems when the time zone or location is changed, as the body’s internal clock faces difficulties ...

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 ...