"The new model can account for both structure formation and stability, and the key observational properties of the expansion ...

Physicist Richard Lieu first explored the idea that gravity could exist without mass—now he’s got a new cosmological model ...

An extremely bold hypothesis proposes transient temporal singularities remove the need for dark matter and dark energy.

Gravity pulls us to earth, a lesson you learn viscerally the first time you fall. Isaac Newton described gravity as a ...

Science X is a network of high quality websites with most complete and comprehensive daily coverage of the full sweep of science, technology, and medicine news ...

Imagine stepping into a machine, pressing a few buttons, and emerging in a different century. What once existed purely in the ...

Dark Energy 'Doesn't Exist' So Can't Be Pushing 'Lumpy' Universe Apart Dec. 20, 2024 — One of the biggest mysteries in science -- dark energy -- doesn't actually exist, according to researchers ...

dark matter and dark energy account for the vast majority of the mass in the observable universe. The observed phenomena which imply the presence of dark matter include the rotational speeds of ...

Astronomers may have found the long-missing half of the universe's regular matter—and it appears to have been right under our ...

Puerto Rico was hit with a massive power outage on Wednesday after energy plants across the island unexpectedly shut down, ...

Imagine an infinite universe expanding in all directions. Visualization is impossible. Questions abound. But cosmologist ...