For decades, astronomers have believed that dark matter and dark energy make up most of the universe. However, a new study suggests they might not exist at all. Instead, what we perceive as dark ...

Dark energy may be the most mysterious substance ever proposed, but many scientists are certain it exists. Why?

A new theory claims dark matter and dark energy don’t exist — they’re just side effects of the universe’s changing forces. By rethinking gravity and cosmic timelines, it could rewrite our ...

One of the greatest mysteries in cosmology is the nature of what we refer to as dark energy. This mysterious force drives the expansion of the universe to accelerate. Dark energy is an unknown ...

Amid recent reports of the Environmental Protection Agency planning to do away with the Energy Star appliance certification program, the only certainty is the unpredictability that will rule in the ...

Astronomers are rethinking one of cosmology’s biggest mysteries: dark energy. New findings show that evolving dark energy models, tied to ultra-light axion particles, may better fit the universe’s ...

Add Yahoo as a preferred source to see more of our stories on Google. A lonely telescope in the Arizona desert tracks millions of distant galaxies to determine the ultimate fate of the Universe ...