Dark matter and dark energy are mysteries that have confounded scientists for decades, even though they comprise 95% of the universe's mass.

This we do not know, but according to a new book on Jewish science fiction and fantasy by Valerie Estelle Frankel, Mary Shelley’s iconic 1818 mash-up of science fiction and horror is believed to have ...

When an invisible entity making up 85% of the universe’s mass stumps the greatest scientific minds of our time, awe is an understandable response. Physicists call it “ dark matter, ” a substance they ...