In 2015, a piece of equipment at an observatory in the US moved one quintillionth (10-18) of a meter. This tiny movement was ...

Simulations show that the stars’ tug could send Mercury, Venus or Mars crashing into Earth — or let Jupiter eject our world from the solar system.

Black holes continue to grip our imagination. These cosmic powerhouses twist space and time so intensely that even light ...

In the late 1500s, Florentine astronomer, physicist, and engineer Galileo Galilei theorized that mass does not affect gravitational pull, contradicting Aristotle. Galilei believed that all things fall ...

The main idea is to have a gravity gauge theory with a symmetry that is similar to the Standard Model symmetries, instead of ...

A new physics paper takes a step toward creating a long-sought "theory of everything" by uniting gravity with the quantum ...

The speed of light is the fastest anything can travel. What happens to a photon from a galaxy 25 million light years away on ...

Scientists Claim They Have Found a Way to Simplify Gravity, Could Rewrite Physics as We Know It For over a century, ...

Over the decades, physicists have compiled various lists of the most important fundamental constants. Generally, there are a ...

Physicists at CERN have achieved the ancient dream of turning other metals into gold, and they did it with physics, not magic ...

From space, the Atomic Clock Ensemble in Space will link to some of the most accurate clocks on Earth to create a ...

The European Space Agency’s ACES mission could ultimately pave the way for a global network of atomic clocks that make these ...