Search results for ordinary matter

Ecology Apr 30, 2024

Dying salmon trouble Norway's vast fish-farm industry

They are hailed for their omega-3 fatty acids and micronutrients, but Norway's salmon are not in the best of health themselves at the fish farms where they are bred.

Planetary Sciences Apr 28, 2024

The planetary orbit in Netflix's '3 Body Problem' is random and chaotic, but could it exist?

I first encountered the three-body problem 60 years ago, in a short story called "Placet is a Crazy Place" by American science fiction writer Frederic Brown.

Astronomy Apr 26, 2024

Dark matter: A new experiment aims to turn the ghostly substance into actual light

A ghost is haunting our universe. This has been known in astronomy and cosmology for decades. Observations suggest that about 85% of all the matter in the universe is mysterious and invisible. These two qualities are reflected ...

General Physics Apr 15, 2024

Study uses thermodynamics to describe expansion of the universe

The idea that the universe is expanding dates from almost a century ago. It was first put forward by Belgian cosmologist Georges Lemaître (1894–1966) in 1927 and confirmed observationally by American astronomer Edwin Hubble ...

Astronomy Apr 13, 2024

Physicists solve puzzle about ancient galaxy found by Webb telescope

Last September, the James Webb Space Telescope, or JWST, discovered JWST-ER1g, a massive ancient galaxy that formed when the universe was just a quarter of its current age. Surprisingly, an Einstein ring is associated with ...

Political science Apr 10, 2024

'Make Sweden Great Again'—the far right found each other on Twitter during the Swedish election

Media researcher Jessica Robinson has looked at the topics that trended on Twitter—now X—during the 2020 US presidential election and the Swedish parliamentary election in 2018. In her research, she has analyzed around ...

Astronomy Apr 5, 2024

Researchers say neutron stars are key to understanding elusive dark matter

Scientists may be one step closer to unlocking one of the great mysteries of the universe after calculating that neutron stars might hold a key to helping us understand elusive dark matter.

Astronomy Mar 19, 2024

Astrophysicist's research could provide a hint in the search for dark matter

Dark matter is one of science's greatest mysteries. It doesn't absorb, reflect or emit light, so we can't see it. But its presence is implied by the gravitational effects it appears to have on galaxies.

Astronomy Mar 15, 2024

New research suggests that our universe has no dark matter

The current theoretical model for the composition of the universe is that it's made of normal matter, dark energy and dark matter. A new University of Ottawa study challenges this.

Astronomy Mar 15, 2024

GALILEO: Scientists propose a new method to search for light dark matter

New research in Physical Review Letters (PRL) has proposed a novel method to detect light dark matter candidates using laser interferometry to measure the oscillatory electric fields generated by these candidates.

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