Physicist Richard Lieu first explored the idea that gravity could exist without mass—now he’s got a new cosmological model ...

In a dramatic leap for astrophysics, Chinese researchers have recreated a key cosmic process in the lab: the acceleration of ...

Researchers say they discovered observational evidence of string theory, which could turn everything we know about the ...

Researchers from the University of Science and Technology of China (USTC) achieved the first direct laboratory observation of ...

An international team of researchers is pushing forward with plans for a radically smaller, cheaper particle accelerator by ...

Physicists are sketching the designs of a particle accelerator that would be radically smaller and cheaper than existing ...

Newton's Second Law states that force equals mass times acceleration. This can be investigated using a set-up like this one. You can use this set-up to investigate how changing two separate ...