Physicists searching for a better understanding of quantum gravity stumbled upon something unexpected: the defining signatures of string theory.

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. In another universe you might have become the president of Micronesia.

If you could take an apple and break it into smaller and smaller parts, you would find molecules, then atoms, followed by subatomic particles like protons and the quarks and gluons that make them up.

A new study just added an interesting twist to the complicated history of the physics theory.