STATEN ISLAND, N.Y. — Imaginative minds have long pondered the possibility of time travel, but is it all just wishful thinking or is there any scientific evidence that mankind could travel into the ...

Your name could make it to the moon along with NASA’s Artemis II mission next year—the first time a crew will travel to Earth ...

Can we journey through time? Sci-fi author Dete Meserve presents a compelling case for our future in the past. Can we journey through time? From H.G. Wells' "The Time Machine to The Time Traveler's ...

A partial solar eclipse is coming up, but it won't be visible in North America. See when the next eclipse will be visible ...

Four astronauts splash down off the Southern California coast after a five-month stay at the International Space Station. A NASA crew hadn't returned in the Pacific since 1975.