To most of us, time feels as solid as the phone alarm that drags us out of bed or the calendar that fills up faster than we ...

Time feels like the most basic feature of reality. Seconds tick, days pass and everything from planetary motion to human memory seems to unfold along a single, irreversible direction. We are born and ...

We experience the flow of time because it’s a natural outcome of the basic laws of physics. But we may need to build a whole ...

Physicists have assembled one of the largest and most intricate time crystals yet, using IBM’s latest quantum hardware to ...

The way time ticks forward in our universe has long stumped physicists. Now, a new set of tools from entangled atoms to black ...

Quantum mechanics has always carried a quiet tension. At its core, the theory allows particles to exist in many states at ...

Like stretch marks left on skin that expanded too quickly or cracks embedded in freezing ice, cosmic strings are artifacts of ...

In an effort to bring together the domains of gravity and quantum theory, Albert Einstein and Nathan Rosen proposed a ...

Have you ever stopped to wonder how time really works—how we move from one moment to the next, living life as a steady stream of “now” after “now”? This has been an unanswered question for centuries.