What is quantum gravity?
Quantum gravity is a theoretical framework that aims to reconcile the principles of quantum mechanics and general relativity, two foundational theories in physics that describe… Read More »What is quantum gravity?
Home » Cosmic microwave background »
Cosmic microwave background
What is a particle?
Particles are fundamental entities that form the building blocks of the universe, playing a crucial role in our understanding of the physical world. Ranging from… Read More »What is a particle?
What is an axion?
An axion is a hypothetical elementary particle that has captured the imagination of physicists and cosmologists since its proposal in the late 20th century. Initially… Read More »What is an axion?
Amaterasu particle: The second-highest-energy cosmic ray ever observed
Back in 1991, the University of Utah’s Fly’s Eye experiment made a groundbreaking discovery— detecting the highest-energy cosmic ray ever recorded, famously known as the… Read More »Amaterasu particle: The second-highest-energy cosmic ray ever observed
Scientists narrow down the source of background gravitational waves
In the very early universe, physics were weird. A process known as inflation, during which the universe went from a single infinitesimal point to everything… Read More »Scientists narrow down the source of background gravitational waves
Universe made up of 31% matter, 69% dark energy, study finds
A team of international scientists, including researchers from Chiba University, has recently achieved a remarkable feat in the field of cosmology by measuring the total… Read More »Universe made up of 31% matter, 69% dark energy, study finds
James Webb Space Telescope helps resolve Hubble tension
The Hubble constant, which measures the universe’s expansion rate, is a crucial parameter in our understanding of cosmic evolution and destiny. However, a persistent challenge… Read More »James Webb Space Telescope helps resolve Hubble tension
The observable universe: Is it mostly all there is?
Douglas Adams famously quipped about the vastness of the universe, and indeed, our cosmos is incredibly expansive. The farthest light we can detect is the… Read More »The observable universe: Is it mostly all there is?
Scientists discover slower growth of large cosmic structures than expected
Researchers at the University of Michigan have made a groundbreaking discovery concerning the growth of large cosmic structures in our ever-evolving universe. Their findings challenge… Read More »Scientists discover slower growth of large cosmic structures than expected
New model proposes universe is 26.7 billion years old, not 13.8 billion
Observations made by the James Webb Space Telescope (JWST) challenge current cosmological models designed to explain the early universe. These prevailing models, which are based… Read More »New model proposes universe is 26.7 billion years old, not 13.8 billion
New study reveals potential source of gravitational waves from the early universe
A recent study published in Physical Review Letters on May 2 has revealed an exciting new discovery regarding the production of gravitational waves. Researchers have… Read More »New study reveals potential source of gravitational waves from the early universe
First study of dark energy using eROSITA telescope uncovers rare galaxy clusters
In the 1920s, Edwin Hubble made a groundbreaking discovery by observing distant galaxies and found that the universe is expanding. However, it wasn’t until 1998… Read More »First study of dark energy using eROSITA telescope uncovers rare galaxy clusters
- « Previous
- 1
- 2