For decades, cosmologists have built their theories on the assumption of a cosmos identical in all directions, a fundamental ...

For a generation, cosmologists have treated dark energy as a fixed backdrop, a steady pressure stretching space faster and ...

Astronomers have proposed a new way to solve the so-called “Hubble tension,” but the approach ultimately raises more questions than it answers. By way of background, cosmologists are in a bit of a ...

During the next decade, a delicate measurement of primordial light could reveal convincing evidence for the popular cosmic inflation theory, which proposes that a random, microscopic density ...

An artist's illustration of the James Webb Space Telescope. Something is awry in our expanding cosmos. Nearly a century ago, the astronomer Edwin Hubble discovered the balloon-like inflation of the ...

For over 20 years, physicists have had reason to feel envious of certain fictional fish: specifically, the fish inhabiting the fantastic space of M. C. Escher’s Circle Limit III woodcut, which shrink ...

David Weinberg receives funding from the National Science Foundation and NASA that supports his dark energy research. Ashley Ross receives funding from Lawrence Berkeley National Lab to support his ...

The Vera C. Rubin Observatory is based in Chile. It sits atop Cerro Pachón mountain. Atop a mountain in Chile, where the skies seem bigger and darker, sits the Vera C. Rubin Observatory, a project of ...

During the next decade, a delicate measurement of primordial light could reveal convincing evidence for the popular cosmic inflation theory, which proposes that a random, microscopic density ...

For over 20 years, physicists have had reason to feel envious of certain fictional fish: specifically, the fish inhabiting the fantastic space of M. C. Escher’s Circle Limit III woodcut, which shrink ...