There's no denying that something massive lurks at the heart of the Milky Way galaxy, but a new study asks whether a ...

The universe is packed with riddles, but few are as stubborn or as fascinating as dark matter. First proposed in 1933 by astronomer Fritz Zwicky, this elusive substance refuses to play by the rules: ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. Antonis Antoniou, PhD candidate in Philosophy of ...

In middle and high school, most people learn about the three states of matter we interact with in our everyday lives: solid, liquid and gas. Some students may have even been introduced to the idea of ...

Physicists working at the CERN particle physics lab said they detected a slight but significant difference in how particles of matter and antimatter decay. By Kenneth Chang Understanding why matter ...

In a distant star system, a sunlike star orbits an invisible object that may be the first example of a 'boson star' made of dark matter, new research suggests. When you purchase through links on our ...

Here’s what you’ll learn when you read this story: Time crystals are quantum phases of matter that repeat across time rather than in space (like the atomic lattice of a crystal). Using a diamond as a ...

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Most of the matter in our universe is invisible. We can measure the gravitational pull of this “dark matter” on the orbits of stars and galaxies. We can see the way it bends light around itself and ...

Antonis Antoniou receives funding from the UK Arts and Humanities Research Council via the South, West and Wales Doctoral Training Partnership. It has been more than 50 years since astronomers first ...