Scientists say they can explain dark matter by positing a particle that links to a fifth dimension. While the “warped extra dimension” (WED) is a trademark of a popular physic ...

Physicists are increasingly entertaining a radical possibility: our familiar universe of three dimensions of space and one of time might be only part of a larger structure, with a hidden fifth ...

A team of German and Spanish scientists says they’ve found a “natural explanation” for dark matter and other unresolved scientific mysteries — but their work depends on the existence of a new ...