A dark debate

By Ron Cowen, 14:11 PM May 13, 2010

Physicists are embroiled in a verbal slugfest over a few measly WIMPs.

WIMPs, or weakly interacting massive particles, are hypothetical subatomic particles that, if shown to exist, might account for some of the invisible dark matter that astronomers say makes up some 85 percent of the mass of the universe.

Astronomers are eager to find dark matter, because it would help them understand the unseen gravitational glue that keeps galaxies and galaxy clusters from flying apart. And a WIMP version...

Source URL: https://www.sciencenews.org/blog/deleted-scenes/dark-debate