An astrophysicist explains what wormholes are and how these theoretical space-time tunnels have popped up in the solutions to a set of decadesold equations.

Gravity used to be the most dependable rule in the cosmic rulebook, the quiet background force that never changed its mind. Now a series of discoveries and bold claims are turning that certainty into ...

Scientists have detected a persistent background hum of gravitational waves. This cosmic hum is a new way to explore the ...

Quasicrystals are orderly structures that never repeat. Scientists just showed they can exist in space and time.

Mission-grade cosmology software implementing thermodynamic space-time dilatation with reproducible growth predictions ...

A new theoretical framework shows how subtle fluctuations in spacetime could be detected using existing interferometers.

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 ...