What is dark energy? Why does dark energy seem to be weakening? Is our universe part of a larger multiverse? What lies beyond the boundary of a black hole? The universe seems to be rotating, and if ...

1. What Are Fermi Bubbles? No, this is not a rare digestive disorder. The bubbles are massive, mysterious structures that emanate from the Milky Ways center and extend roughly 20,000 light-years above ...

To reach the top of Cerro Pachón, a mountain at the edge of the Atacama Desert in Chile, astronomers take a drive of two hours up a winding, bumpy road. The lush greenery at the mountain's base slowly ...

The early universe is perhaps one of the biggest mysteries of our time, and while we've come close to unraveling some of those earliest mysteries thanks to advancing tech like the James Webb Space ...

Aug. 1 is Women Astronomers Day, highlighting the historical achievements of women in astronomy. The designation honors the birthdate, in 1818, of Maria Mitchell, the first American woman astronomer ...

Combining the way that massive galaxies and galaxy clusters bend space and magnify our view of the distant universe with powerful new instruments sensitive to gravitational waves and electromagnetic ...

It was only in the 1920s that astronomers began to theorize that our universe was born billions of years ago in a Big Bang of near-infinite temperature and density. The hot gases that exploded outward ...

But then, as Turner explains in the 2022 Annual Review of Nuclear and Particle Science, mysteries are only to be expected. The scientific study of cosmology, the field that focuses on the origins and ...

Aug. 1 is Women Astronomers Day, highlighting the historical achievements of women in astronomy. The designation honors the birthdate, in 1818, of Maria Mitchell, the first American woman astronomer ...