The alarming news from the recent DESI data on the expansion of the Universe is that the energy density of the vacuum might ...

The research team found that the statistical significance of the dynamical dark energy model has reached a 4.3σ confidence ...

Leading this quest is the Dark Energy Spectroscopic Instrument (DESI), a global collaboration involving over 70 institutions.

The universe is vast and mysterious, with over 85% of its mass composed of an invisible substance known as dark matter.

Kohoutek 4-55 is a dazzling planetary nebula captured in vivid color by the Hubble Space Telescope. Formed by the dramatic ...

Every galaxy is thought to form at the center of a dark matter halo—a region of gravitationally bound matter that extends far ...

Primordial black holes could inhabit the modern-day cosmos, making them responsible for the phenomenon of dark matter, ...

The great Russian physicist and Nobel laureate Lev Landau once remarked that "cosmologists are often in error, but never in ...

Scientists are homing in on the nature of a mysterious force called dark energy, and nothing short of the fate of the universe hangs in the balance. The force is enormous — it makes up nearly 70 ...

The force driving the Universe’s expansion — Dark Energy — might be changing in ways that defy existing theories, potentially reshaping our understanding of time and space. Some scientists ...

Measurements of the faint afterglow of the Big Bang (known as the cosmic microwave background) are also important. They do not directly measure dark energy or how it evolves, but they provide clue ...