We now have a standard model of cosmology, the current version of the Big Bang theory. Although it has proved very successful, its consequences are… Read More »DES collaboration measures BAO scale at early epoch with unprecedented accuracy
Measuring the age of the universe, a question that has captivated astronomers and cosmologists for centuries, involves probing the depths of space and time to… Read More »How do astronomers measure the age of the universe?
Redshift, a fundamental concept in astronomy and cosmology, serves as a cornerstone for understanding the universe’s vastness, expansion, and evolution. It represents a phenomenon where… Read More »Concept of redshift
Cosmic inflation is a theoretical framework in cosmology that describes a rapid and exponential expansion of the early universe during the first few moments (10^-36… Read More »Cosmic inflation
Galaxies and nebulae are two captivating astronomical phenomena, each with distinct characteristics and roles in the vast tapestry of the universe. Understanding the differences between… Read More »Difference between a galaxy and a nebula
The Hubble constant, denoted as H₀, is a fundamental parameter in cosmology that quantifies the rate at which the universe is expanding. Named after the… Read More »What’s the Hubble constant?
Gravitational waves are ripples in the fabric of spacetime caused by the acceleration of massive objects, such as merging black holes or neutron stars. First… Read More »What are gravitational wave?
The question of how the universe was created has intrigued humanity for centuries, prompting scientific, philosophical, and religious inquiries into the origins of existence. Modern… Read More »How was the universe created?
The cosmic microwave background (CMB) is a relic radiation that permeates the universe, providing a crucial window into the early moments of cosmic history. This… Read More »What is the cosmic microwave background?
The Big Bang is the prevailing cosmological model that describes the observable universe’s origin and early expansion. It proposes that approximately 13.8 billion years ago,… Read More »Big Bang: Basic Concepts, Timeline of the Universe, & Importance
Cosmology is the scientific study of the origin, evolution, structure, and eventual fate of the universe. It is a branch of astronomy that seeks to… Read More »What is cosmology?
Diving into the cosmic tapestry, a dedicated team of researchers meticulously scrutinized over a million galaxies, embarking on a quest to unravel the origins of… Read More »Analyzing a million galaxies unravels cosmic structure origins
Cosmic rays are high-energy particles originating from various sources in the cosmos that bombard Earth and other celestial bodies. These energetic particles, primarily composed of… Read More »What are cosmic rays?
Astrophysics is a branch of astronomy that applies the principles of physics and chemistry to understand the nature, behavior, and physical properties of celestial objects… Read More »What is astrophysics?
Quantum Field Theory (QFT) stands as one of the cornerstones of modern theoretical physics, providing a powerful framework for understanding the fundamental particles and forces… Read More »How does quantum field theory contribute to our understanding of particles?
Quantum fluctuations, a fundamental aspect of quantum mechanics, play a crucial role in shaping the behavior of subatomic particles. These fluctuations are inherent uncertainties in… Read More »How do quantum fluctuations influence the behavior of subatomic particles?
The speed of light in a vacuum, denoted by the symbol “c,” is a fundamental constant in physics with far-reaching implications for our understanding of… Read More »What is the speed of light in a vacuum?
Dark matter is a mysterious and elusive form of matter that does not interact with light or other forms of electromagnetic radiation, making it essentially… Read More »What is the concept of dark matter, and how does it influence the universe?
Dark matter is a mysterious and elusive form of matter that makes up approximately 27% of the universe. Despite its significant presence, dark matter does… Read More »What is dark matter?
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?