Researchers have found a suspected clump of dark matter lurking within the luminous halo of a well-known "Einstein ring." The ...

Scientists have been using complicated, hypothetical particles to explain the Big Bang, but this theory posits that a simpler ...

As they whirl around in low-Earth orbit, satellite configurations are far more sensitive to changes in Earth's gravity field ...

The most recent weather forecasts don't come from terrestrial centers but from a solitary object wandering through the cosmos ...

Researchers have developed a new quantum theory of gravity which describes gravity in a way that's compatible with the Standard Model of particle physics, opening the door to an improved understanding ...

OK, what is a calorie, anyway? It’s a unit of energy, defined as the amount of energy needed to raise the temperature of 1 liter of water by 1 degree Celsius. (This is your common “food calorie”: ...

This Star Trek concept ignited a dream that humans could one day travel faster than the speed of light. Now physicists are ...

In the center of this image, taken with the NASA/ESA Hubble Space Telescope, is the galaxy cluster SDSS J1038+4849 and it seems to be smiling You can make out its two orange eyes and white button nose ...

A rift runs deep through the heart of physics. The general theory of relativity, which describes gravity, clashes with quantum physics. In an effort to seal that physics fissure, untold numbers of ...

This week, researchers discovered so-called "switchbacks" in Earth's magnetic field similar to observations of switchbacks in the sun's magnetic field. Scientists provided more evidence that ancient ...