Time travel has shifted from pure fantasy to a serious, if highly constrained, topic in modern physics. The equations that ...

Indie sci-fi thriller Space/Time follows scientists racing to rebuild a space-bending engine that could save or destroy ...

If traveling into the past is possible, one way to do it might be sending people through tunnels in space. by raggio5 via Pixabay Have you ever dreamed of traveling through time, like characters do in ...

Your body's blood-making stem cells, hematopoietic stem cells (HSC), are like factory managers who work best when calm and rested. But when stress hits, like infection or injury, they spring into ...

NASA aims to send astronauts to Mars by the 2030s. But with current technology, the journey will be years long. That's why NASA invested in a new type of rocket that could shorten the trip to just 2 ...

Cosmic speed limits can be a major inconvenience but they've rarely stopped science fiction in its tracks. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

While you were sleeping, people just like you have actually begun to travel into space. We were invited behind Virgin Galactic’s velvet rope to meet them, and here is our advice: Get ready, and get in ...

Scientists investigate psychological responses to long-term experiences of lack of natural light, spatial confinement, ambient noise, living and working with the same small group of people, and mental ...

If cinema is an invitation to escape the real world, there's no better place to go to then the stars. However, while there are plenty of movies about space travel circling the cosmos, which ones are ...

Astronauts and commercial space travelers are subject to damaging radiation and microgravity, along with other potential injuries. We need better ways to protect them. This article first appeared in ...

Whether space-time exists should neither be controversial nor even conceptually challenging, given the definitions of “space-time,” “events” and “instants.” The idea that space-time exists is no more ...

Astronaut families are quite similar to military families. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. If you're a space buff but haven't ...