The accelerating expansion of the universe is usually explained by an invisible force known as dark energy. But a new study ...

Comets are famously messy, but 3I/ATLAS has managed to be messy in a way that forces astronomers to check their math. Only ...

China has quietly built a machine that bends one of the most stubborn limits in physics research: gravity itself. By pushing ...

An analysis of several experiments aimed at detecting the mysterious neutrino has identified a hint of a crack in the ...

A new picture of the interstellar comet 3I/ATLAS has caused a lot of surprise and confusion among scientists. This comet is special because it came from outside our solar system, and only two such ...

The interstellar object 3I/ATLAS is drawing renewed scrutiny from astronomers after a striking new photograph captured in late November showed features that experts say challenge established models of ...

The aircraft experienced heavier-than-normal turbulence as the Hurricane Hunters entered Hurricane Melissa, the 53rd Weather Reconnaissance Squadron confirmed on X, formerly Twitter. “While this does ...

Determining the first (N1) and second (N2) normal stress difference is a crucial part of understanding a polymer’s response. Measuring them, however, remains a challenge in experimental rheology, ...

The Standard Model of Particle Physics accounts for four fundamental forces—strong, weak, electromagnetism, and gravity—but for decades, scientists have wondered if an elusive fifth force might be at ...