Our universe plays by certain rules, which originate from different branches of physics. But sometimes the rules seem ...

Even if it turns out that time loops never take shape, studying them provides key insights into the deepest rules of reality.

During his life, Willy Ley predicted the dawn of the Space Age with remarkable accuracy. How did his remains end up forgotten in a co-op on the Upper West Side? Willy Ley wrote prolifically about the ...

From H. G. Wells's The Time Machine to Christopher Nolan's Interstellar, the possibility of travelling through time has fascinated people for centuries. But, although it sounds like pure science ...

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 ...

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 ...

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 ...

Let's explore the possibility of traveling to universes beyond our own — if they so exist, that is. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...