Add Yahoo as a preferred source to see more of our stories on Google. abstract graphic of an atom Every action in physics is governed by some kind of push or pull. As far as we know, these all fall ...

Every action in our world is powered by a "force of nature." Currently, there are four main forces that scientists cling to; gravity, electromagnetism, weak interaction, and strong interaction. The ...

For decades, scientists have searched for a fifth fundamental force of nature that can explain mysterious aspects of the universe such as dark energy and dark matter. These are pieces of our cosmos ...