The universe is truly magical: vast, mysterious, and endlessly fascinating. There’s something almost unreal about being able ...

The James Webb Space Telescope (JWST) continues to deliver awe-inspiring views of the cosmos and the art world has taken ...

Researchers have unveiled a new model for the universe’s birth that replaces cosmic inflation with gravitational waves as the ...

Brian Lacki has released a set of three prepublication studies attempting to rationalize and measure the odds of a ...

Dubbing these “closed timelike geodesics” (CTGs), Ralph and Sajeendran explain in the paper: “Such a CTG would be ideal for ...

The story begins with the black hole information paradox. According to relativity, anything that falls into a black hole is ...

A faint radio "whisper" from ancient hydrogen reveals the universe was heating up long before it filled with starlight.

Oftentimes, we think of space as an endless, mostly empty vacuum, a silent backdrop where planets, stars, and galaxies play out their dance. We also think of time as something separate, a steady ...

We all need some space sometimes—but it's harder to find than you might think. How far into our universe do we have to go to ...

What does it mean to be to space-time? The seemingly simple question gets to the essence of twentieth-century physics and has driven a hundred-year debate between philosophy and science. In Einstein’s ...

Scientists really don't understand time... but they do have some theories about what it might (and might not) be.