There are two main types of screening models. The first is called the “chameleon” model. In this scenario, a hypothetical ...

Scientists are grappling with a cosmic mystery: why does the Universe behave differently on massive scales compared to our ...

Add Yahoo as a preferred source to see more of our stories on Google. A render of a dark energy universe from NASA's Goddard Space Center. (Credit: NASA) Astronomers at the Center of Applied Space ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. An artistic celebration of ...

WASHINGTON (Reuters) - Scientists working in an international collaboration have tracked how the structure of the cosmos has grown over the past 11 billion years, providing the most precise test to ...

Gravity has shaped our cosmos. Its attractive influence turned tiny differences in the amount of matter present in the early universe into the sprawling strands of galaxies we see today. A new study ...

The Dark Energy Spectroscopic Instrument (DESI) has completed a five-year survey mapping 18.7 million cosmic objects, revealing signals that suggest dark energy’s strength may vary over time. While ...

The reconstructed dark-energy equation-of-state parameter w(z).The black curve denotes the mean value, while the light blue shaded zones indicate the allowed regions at 1σ confidence level. An ...

An international group of scientists, including Case Western Reserve University Astronomy Chair Stacy McGaugh, has published research contending that a rival idea to the popular dark matter hypothesis ...

Explore 25 universe mysteries scientists are still scratching their heads over, from dark matter to the Big Bang's secrets.

Gravity has shaped our cosmos. Its attractive influence turned tiny differences in the amount of matter present in the early universe into the sprawling strands of galaxies we see today. A new study ...