"It means cleaning house, narrowing the viable paths forward, and no longer spending energy on what are evidently dead ends." ...

There is an important and unresolved tension in cosmology regarding the rate at which the universe is expanding, and ...

Astronomy studies celestial objects and phenomena beyond Earth. Astronomy degrees offer specializations like cosmology, planetary science, and stellar astrophysics. Astronomers use telescopes, math, ...

A panel of physicists and astronomers grapple with possible cracks in our modern creation myth, the standard model of cosmology. JWST’s image of spiral galaxy NGC 628, which is 32 million light-years ...

The study of symmetries in black hole spacetimes has emerged as a cornerstone for comprehending the underlying dynamics of these enigmatic compact objects. By identifying both explicit and hidden ...

FROSTI is a new adaptive optics system that precisely corrects distortions in LIGO’s mirrors caused by extreme laser power.

There's always a touch of melancholy when a chapter that has absorbed years of work comes to an end. In the case of the Atacama Cosmology Telescope (ACT), those years amount to nearly 20—and now the ...

In this series I give you an overview of important ideas in the area of cosmology. This video is the second in the series, and focuses on dark matter. Using various detectors and research methods, ...

The cracks in cosmology were supposed to take a while to appear. But when the James Webb Space Telescope (JWST) opened its lens last spring, extremely distant yet very bright galaxies immediately ...

ON THE global stage of celestial celebration, International Astronomy Day on October 4 has taken on a special significance, with South African cosmologist Prof Yin-Zhe Ma being honoured for his ...

Uniquely combining astrophysics and planetary science, the Department of Astrophysical and Planetary Sciences provides students with a unified view of space sciences; the solar system and comparative ...