For more than a century, physics has treated space and time as the smooth stage on which the universe unfolds, a flexible fabric that bends but never breaks. A new wave of theories is now challenging ...

Here’s what you’ll learn when you read this story: Fragments of energy may be the fundamental building blocks of the universe. The theory combines the ideas of particles and waves into a concentration ...

A photon emitted from a star a billion light-years away arrives at a telescope having experienced no time whatsoever. Not ...

If you develop Alzheimer's disease, you not only lose your sense of time, but you also lose your sense of place. Could time and place be two sides of the same coin? About 55 million people globally ...

In 2026, there will be journeys to the moon and Mars, new visions of the cosmos and a solar eclipse that might be worth traveling for. The Space Launch System rocket, which will carry the Artemis II ...