Driving a spacecraft around a planet isn’t anything like driving on a planet. A physicist explains orbital navigation.

The weak nuclear force doesn't play by the normal rules — and, in fact, it breaks one of the biggest rules of all.

Such projects are often fun for students and teachers. Teachers are often intrigued and amazed by students’ ideas and ...

How did the universe come into being? There are a multitude of theories on this subject. In a Physical Review Letters paper, ...

Brazilian researchers have developed a technique that estimates the force exerted on each grain of sand in a dune from images ...

The 3I/ATLAS interstellar object, detected by NASA, is remarkably larger and more massive than earlier estimates, making it an exceptionally rare visitor. Its unusual trajectory and characteristics, ...

For over two months, astronomers have been closely following an interstellar object — dubbed 3I/ATLAS — as it screams through the solar system at a breakneck speed. The unusual visitor was only the ...

Most explanations rely on "dark energy" to explain the Universe's accelerating expansion rate, but a new study takes a different path.

We obviously can’t put the universe on a giant set of scales, but scientists have found astonishingly clever ways to […] ...

For the first time, physicists have simulated what objects moving near the speed of light would look like — an optical illusion called the Terrell-Penrose effect.