A radical new theory begins with a central claim: consciousness is the fundamental field of reality; time, space, and matter ...

Fragments of energy may be the fundamental building blocks of the universe. The theory combines the ideas of particles and waves into a concentration of energy that flows throughout space and time.

If you're going to Mars you'd best take along a jar of anti-aging cream because while you're there you're going to age faster ...

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 ...

A fringe new theory suggests that time is the fundamental structure of the physical universe, and space is merely a byproduct. According to Gunther Kletetschka, a geologist — not a physicist, you'll ...

Most of today’s leading theoretical physicists have a shared perspective about what the next revolution in physics will look like. They think reconciling Albert Einstein’s general theory of relativity ...

A new definition of time suggests that what we once thought was a fundamental element of our physical reality could actually just be an illusion created by quantum entanglement. That's a very bold ...

Last week, the chief of space operations publicly released a white paper he has been talking about for the past year. Gen. Chance Saltzman’s paper comes with a bold title, “Competitive Endurance: A ...

This story is part of our Cosmic Perspective special, in which we confront the staggering vastness of the cosmos and our place in it. Read the rest of the series here. We tend to think of space-time ...

"The singularity is the most mysterious and problematic part of a black hole. It's where our concepts of space and time literally no longer make sense." A team of scientists has developed a recipe for ...

String theory captured the hearts and minds of many physicists decades ago because of a beautiful simplicity. Zoom in far enough on a patch of space, the theory says, and you won’t see a menagerie of ...