Scientists put forth a theory to explain dark energy: the universe is at the surface of an expanding bubble in another dimension.
Open access article: Emergent de Sitter Cosmology from Decaying Anti--de Sitter Space
Example press release: Our universe: An expanding bubble in an extra dimension
Title of paper is "Emergent de Sitter Cosmology from Decaying Anti–de Sitter Space"
Open access article: Emergent de Sitter Cosmology from Decaying Anti--de Sitter Space
Example press release: Our universe: An expanding bubble in an extra dimension
Title of paper is "Emergent de Sitter Cosmology from Decaying Anti–de Sitter Space"