big bang Archives

Black Holes Aren’t Real? Astronomers Propose Elusive Formation Mechanism for “Gravastar” Alternative That is “Easier to Accept”

Christopher Plain·June 15, 2026

After 25 years of debate, scientists have proposed a mathematical model for an alternative to black holes called a gravastar.

New Measurement Deepens the Mystery of “Hubble Tension,” Suggesting Physics We Don’t Understand

Tim McMillan·April 13, 2026

New measurement deepens Hubble Tension, suggesting the Universe may be expanding faster and hinting at unknown physics.

New Research Says the Big Bang May Be Linked to a “Deeper Theory of Gravity,” Challenging Past Ideas

Chrissy Newton·March 30, 2026

Researchers say a new theory tackling the Big Bang could reshape how physicists think about the earliest moments of cosmic history.

NASA’s James Webb Space Telescope Observes Something Unexpected at the Edge of Cosmic Dawn

Ryan Whalen·January 30, 2026

The James Webb Space Telescope has observed the earliest galaxy ever recorded, only 280 million years after the Big Bang.

“A New Era in Exploring Matter’s Most Extreme Frontier”: Aftermath of the Big Bang Revealed in Quark Gluon Plasma Experiments

Ryan Whalen·October 17, 2025

Pushing scientists closer than ever to understanding the Big Bang, physicists have finally measured the temperature of quark-gluon plasma.

Scientists Warn the Universe Could End in a ‘Big Crunch’—Here’s When It Might Happen

Tim McMillan·October 3, 2025

Physicists predict the universe’s expansion will reverse, ending in a dramatic big crunch about 20 billion years from now.

What Came Before the Big Bang? New Study Says ‘Numerical Relativity’ Could Unlock Cosmology’s Biggest Mysteries

Micah Hanks·August 21, 2025

New research suggests numerical relativity, a computational approach to the Einstein's equations, could resolve some of cosmology's greatest questions.

Is Cosmic Expansion Losing Steam? Scientists Say Dark Energy’s Grip May Be Weakening

Ryan Whalen·July 1, 2025

Scientists say the dark energy in our universe may be losing its power over time, leading to a slowdown in universal expansion.

“People Thought This Couldn’t Be Done”: Ground-Based Telescopes Detect Echoes of “Cosmic Dawn” by Peering 13 Billion Years Back in Time

Christopher Plain and Tim McMillan·June 11, 2025

Astronomers have used Earth-based telescopes to look over 13 billion years back in time to the Cosmic Dawn just after the Big Bang.

High-Energy Neutrinos May Hint at New Physics—or New Civilizations

Avi Loeb·March 27, 2025

Harvard astronomer Avi Loeb discusses how scientists trace the cosmic journey of high-energy neutrinos from the Big Bang to the ocean floor.

Exploring the Universe’s True Shape: New Study Proposes Challenges to the Cosmological Principle

Tim McMillan·February 11, 2025

A new study proposes a way to use weak gravitational lensing data to test the long-held Cosmological Principle of the universe.

This New Model of the Universe is Making Astrophysicists Rethink our Entire Cosmology

Ryan Whalen·October 7, 2024

"Basins of attraction" are the center of a new model of the universe, pushing forward our understanding of its vast structure.

James Webb Space Telescope Discovers Evidence That Could Finally Resolve Cosmology’s Most Contentious Debate

Micah Hanks·August 14, 2024

New data from the James Webb Space Telescope have renewed debate over the Hubble Tension, one of the most controversial issues in astrophysics.

Can Black Holes Be Made from Light? Scientists Say No, but Gravity Suggests Otherwise.

Avi Loeb·August 13, 2024

Can a black hole be made from light? A recent paper says no, but there was a crucial factor omitted from their calculations.

When Did Life As We Know It Begin in the Universe?

Avi Loeb·April 15, 2024

Could life in our universe have its origins with the explosions of the first massive stars, and the enrichment of their environments with heavy elements?

‘Dark Big Bang’ Theory Argues a Second Cosmological Origin Event Could Help Resolve Dark Matter Mystery

Micah Hanks·November 12, 2023

New research has proposed the idea of a “Dark Big Bang” to help account for one of cosmology’s greatest lingering mysteries.

Travel 13.4 Billion Years Back in Time With This Video from the James Webb Space Telescope

Christopher Plain·July 11, 2023

NASA just released a stunning new video visualization using data from the Hubble and James Webb Space Telescopes that magically transports the viewer 13.4 billion years back in time.

Theoretical Breakthrough Could Finally Solve the Mystery of Invisible Dark Matter

Micah Hanks·June 19, 2023

A team of Canadian researchers says that the lack of clumpiness in the structure of the universe could help to shed new light on the composition of dark matter.

Could Advanced Civilizations Weaponize Black Holes?

Avi Loeb·May 26, 2023

Fortunately for those who favor interstellar peace, there is a major practical hurdle for manufacturing black holes technologically.

Cosmic Expansion: The ‘Horizon’ for Intergalactic Travel

Avi Loeb·May 22, 2023

Avi Loeb examines some of the limitations imposed on intergalactic travel through accelerated cosmic expansion.

Let There Be Gravity? New Theory Says Gravity May Have Created the Universe’s First Light

Christopher Plain·April 13, 2023

A potentially "illuminating" new theory says that the universe's first light may have been ripped from the fabric of space/time by the extreme forces of gravity in the form of gravitational waves that existed right after the big bang.

There are many theories to why a multiverse may exist, but are difficult to prove

Could a Multiverse Actually Exist?

Kenna Hughes-Castleberry·June 16, 2022

There are many theories to why a multiverse may exist, but are difficult to prove due to a lack of evidence.

“Ghosts” of the Early Universe Reveal Clues, and Controversies, About the Formation of Galaxies

Micah Hanks·February 1, 2022

Astronomers have learned surprising things from the oldest and most distant galaxies in our universe, a search that has also led to a few controversies.

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