By Robert Roy Britt
Senior Science Writer, 10 October 2005
Galaxies don’t have enough regular matter to keep them from flying apart, scientists have been telling us for years. So there must be a bunch of unseen “dark matter” lurking in every galaxy.
But dark matter has never been directly detected, and nobody knows what it might be made of. A few scientists remeain skeptical. To a lay person, it might sound downright crazy.
Now a new study suggests there may be no such thing as dark matter.