Scientists study 3,000 supernovas and discover that dark energy may be evolving

An illustration of a white dwarf exploding in a type Ia supernova after overfeeding on a companion star. When you buy through links on our articles, Future and its syndication partners may earn a commission. An illustration of a white dwarf exploding in a type Ia supernova after overfeeding on a companion star. | Credit: Robert Lea (created with Canva) A catalog of almost 3,000 white dwarfs that exploded as type Ia supernovas after overfeeding on companion stars indicates that dark energy, the m…