Space and time seem like two completely different ideas, but Einstein showed they are interlinked in what is known as ...

Is time something that flows — or just an illusion? Exploring space-time as either a fixed “block universe” or a dynamic fabric reveals deeper mysteries about existence, change, and the very nature of ...

Seeking endorsements for her new book, Chanda Prescod-Weinstein finds herself staring at fundamental questions of space, time ...

When LIGO detected gravitational waves unleashed from two colliding black holes for the first time in science history, it set ...

Time-lapse of Space Shuttle Endeavour stacked with an external tank and pair of solid rocket boosters for a exhibit at the ...

Federal funding is about to run out for 19 active space missions studying Earth's climate, exploring the Solar System, and ...

Research from both countries has contributed to major findings on Mars. Amid US funding cuts, the time may be ripe to join forces Are we alone in the universe? That has been the age-old question to ...

Chants of "Save NASA!" echoed through downtown Washington, D.C., Monday(Sept. 15) as agency workers and supporters rallied ...

Ex Machina, Blade Runner, and District 9 are all among the greatest science fiction movies where nobody travels to space.