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General Physics Jul 16, 2025

Where did all the antimatter go? This mismatch in how subatomic particles behave could hold a clue

The first-known observations of matter–antimatter asymmetry in a decaying composite subatomic particle that belongs to the baryon class are reported from the LHCb experiment located at the Large Hadron Collider at CERN. This ...

Astronomy Jul 12, 2025

Dark matter could create dark dwarfs at the center of the Milky Way

Dark matter is one of nature's most confounding mysteries. It keeps particle physicists up at night and cosmologists glued to their supercomputer simulations. We know it's real because its mass prevents galaxies from falling ...

Astronomy Jul 10, 2025

The Milky Way could be teeming with more satellite galaxies than previously thought

The Milky Way could have many more satellite galaxies than scientists have previously been able to predict or observe, according to new research. Cosmologists at Durham University used a new technique combining the highest-resolution ...

Astronomy Jul 8, 2025

Probing the cosmic 'Dark Ages' from the far side of the moon

Astronomers want to unlock the secrets of the "Cosmic Dawn" by sending a miniature spacecraft to listen out for an "ancient whisper" on the far side of the moon.

Astronomy Jul 7, 2025

Is Earth inside a huge void? 'Sound of the Big Bang' hints at possible solution to Hubble tension

Earth and our entire Milky Way galaxy may sit inside a mysterious giant hole which makes the cosmos expand faster here than in neighboring regions of the universe, astronomers say.

Astronomy Jul 7, 2025

Primordial black holes could have accelerated early star formation

The search for dark matter requires all the best models, theories, and ideas we can throw at it. A new paper by Julia Monika Koulen, Stefano Profumo, and Nolan Smyth from the University of California at Santa Cruz (UCSC) ...

Astrobiology Jul 7, 2025

'Space ice' is less like water than previously thought

"Space ice" contains tiny crystals and is not a completely disordered material like liquid water, as previously assumed, according to a new study by scientists at UCL (University College London) and the University of Cambridge.

Astronomy Jul 7, 2025

Dark dwarfs lurking at the center of our galaxy might hint at the nature of dark matter

Celestial objects known as dark dwarfs may be hiding at the center of our galaxy and could offer key clues to uncover the nature of one of the most mysterious and fundamental phenomena in contemporary cosmology: dark matter.

Astronomy Jul 6, 2025

If dark energy is decreasing, is the big crunch back on the menu?

For generations, humans have gazed at the stars and wondered about the ultimate fate of the universe. Will it expand forever into the cold emptiness, or meet a more dramatic end?

Astronomy Jun 30, 2025

Growing evidence for evolving dark energy could inspire a new model of the universe

The birth, growth and future of our universe are eternally fascinating.

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