NASA and Lockheed Martin debuted their first test run of a low-volume supersonic jet that’s expected to allow air passengers ...

While astronauts do not leave home to go to war or face combat, families of space travelers may share a few commonalities ...

Spacetime isn’t something that exists; it’s a model for describing how events happen. Treating events as objects creates philosophical confusion and fuels misconceptions, such as time-travel paradoxes ...

Declassified documents reveal a Cold War program where CIA psychics claimed to travel through time and space — all the way to ...

This haunting 2006 series blends time travel and cultural memory, trapping a detective in a past that’s more nightmare than ...

Travel is personal, and travelers demand a personalized touch; for AI to realize its potential, it must live in the hands of ...

Road trips are a chance to explore, reflect and break free from your mundane environment. We talked to travel experts to find ...

My first time trying Amtrak's business class was on a Northeast Regional trip to Boston. The five-hour train ride had perks ...

After two weeks at sea, I’ve learned the hard way what to bring and what to leave behind. From clever packing cubes to ...

The test is seen as a significant move toward commercial supersonic flights, which could cut flight times in half. The ...

No one can say with scientific confidence why we exist or what happens when we die. In fact, scientists have a tenuous grasp ...

When visiting the South African metropolis, choose from top hotels ranging from an iconic city landmark to an artistic former ...