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Dark Matter News -- ScienceDaily
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Dark Matter News
April 10, 2020
Top Headlines
 
Spiral galaxy illustration (stock image). | Credit: (c) Alexandr Mitiuc / stock.adobe.com

The Milky Way's Satellites Help Reveal Link Between Dark Matter Halos and Galaxy Formation

Apr. 6, 2020 — Just like we orbit the sun and the moon orbits us, the Milky Way has satellite galaxies with their own satellites. Drawing ... read more

Taking the Temperature of Dark Matter

Jan. 15, 2020 — Warm, cold, just right? Physicists are using gravitational lensing to take the temperature of dark matter, the mysterious substance that makes up about a quarter of our ... read more

Simulating a Universe in Which Newton's Laws Are Only Partially Valid

Feb. 7, 2020 — For the first time, researchers have simulated the formation of galaxies in a universe without dark matter. To replicate this process on the computer, they have instead modified Newton's laws of ... read more

Hubble Captures a Dozen Sunburst Arc Doppelgangers

Nov. 7, 2019 — Astronomers using the NASA/ESA Hubble Space Telescope have observed a galaxy in the distant regions of the Universe which appears duplicated at least 12 times on the night sky. This unique sight, ... read more
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Spin Doctors: Astrophysicists Find When Galaxies Rotate, Size Matters

Nov. 15, 2019 — The direction in which a galaxy spins depends on its mass, researchers have ... read more

Could the Mysteries of Antimatter and Dark Matter Be Linked?

Nov. 13, 2019 — Researchers have performed the first laboratory experiments to determine whether a slightly different way in which matter and antimatter interact with dark matter might be a key to solving both ... read more

Scientists Further Refine How Quickly the Universe Is Expanding

Nov. 8, 2019 — Scientists have devised a new measurement of the Hubble ... read more

Placing Another Piece in the Dark Matter Puzzle

Oct. 25, 2019 — A group of scientists is continuing the search for dark matter within the framework of the "Cosmic Axion Spin Precession Experiment" (or "CASPEr" for short). CASPEr is an ... read more

The Milky Way Kidnapped Several Tiny Galaxies from Its Neighbor

Oct. 10, 2019 — A team of astronomers has discovered that several of the small -- or 'dwarf' -- galaxies orbiting the Milky Way were likely stolen from the Large Magellanic Cloud, including several ... read more

Physicists Have Found a Way to 'Hear' Dark Matter

Oct. 9, 2019 — Physicists at Stockholm University and the Max Planck Institute for Physics have turned to plasmas in a proposal that could revolutionise the search for the elusive dark ... read more

2019 Nobel Prize in Physics: Evolution of the Universe and Discovery of Exoplanet Orbiting Solar-Type Star

Oct. 8, 2019 — This year's Nobel Prize in Physics is being awarded "for contributions to our understanding of the evolution of the universe and Earth's place in the cosmos," with one half to ... read more

Cesium Vapor Aids in the Search for Dark Matter

Oct. 7, 2019 — Physicists manage to further narrow down range of the search for dark ... read more

This Is How a 'Fuzzy' Universe May Have Looked

Oct. 3, 2019 — Scientists have found that the early universe, and the very first galaxies, would have looked very different depending on the nature of dark matter. For the first time, the team has simulated what ... read more

Artificial Intelligence Probes Dark Matter in the Universe

Sep. 18, 2019 — Physicists and computer scientists have developed a new approach to the problem of dark matter and dark energy in the universe. Using machine learning tools, they programmed computers to teach ... read more

New Hunt for Dark Matter

Sep. 18, 2019 — Dark matter is only known by its effect on massive astronomical bodies, but has yet to be directly observed or even identified. A theory about what dark matter might be suggests that it could be a ... read more

Are Black Holes Made of Dark Energy?

Sep. 10, 2019 — Researchers have identified and corrected a subtle error that was made when applying Einstein's equations to model the growth of the ... read more

Maximum Mass of Lightest Neutrino Revealed Using Astronomical Big Data

Aug. 22, 2019 — The mass of the lightest neutrino, an abundant 'ghost' particle found throughout the universe, has been calculated to be at least 6 million times lighter than the mass of an ... read more

Lab-Based Dark Energy Experiment Narrows Search Options for Elusive Force

Aug. 19, 2019 — An experiment to test a popular theory of dark energy has found no evidence of new forces, placing strong constraints on related ... read more

Virtual 'Universe Machine' Sheds Light on Galaxy Evolution

Aug. 9, 2019 — By creating millions of virtual universes and comparing them to observations of actual galaxies, researchers have made discoveries that present a powerful new approach for studying galaxy ... read more

Dark Matter May Be Older Than the Big Bang

Aug. 7, 2019 — Dark matter, which researchers believe make up about 80% of the universe's mass, is one of the most elusive mysteries in modern physics. What exactly it is and how it came to be is a mystery, ... read more

A Long Time Ago, Galaxies Far, Far Away

Aug. 7, 2019 — Astronomers used the combined power of multiple astronomical observatories around the world and in space to discover a treasure-trove of previously unknown ancient massive galaxies. This is the first ... read more

Holes in the Universe Sharpen Cosmic Measurements

July 10, 2019 — Regions of the Universe containing very few or no galaxies -- known as voids -- can help measure cosmic expansion with much greater precision than before, according to new ... read more

Supercomputer Shows 'Chameleon Theory' Could Change How We Think About Gravity

July 8, 2019 — Supercomputer simulations of galaxies have shown that Einstein's theory of General Relativity might not be the only way to explain how gravity works or how galaxies ... read more

Deep-CEE: The AI Deep Learning Tool Helping Astronomers Explore Deep Space

July 4, 2019 — Galaxy clusters are some of the most massive structures in the cosmos, but despite being millions of lightyears across, they can still be hard to spot. Researchers have turned to artificial ... read more
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