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Antineutrinos collide with protons inside the detector which creates positrons that move through water followed by a blue glow.

Antimatter neutrinos detected from a nuclear reactor 240 km away

6 March 2023

A water-based detector has been used to spot antineutrinos from nuclear reactions hundreds of kilometres away. It could be used to monitor distant nuclear activities


Futuristic space particles in bright round energy structure. space orb VFX design element. Abstract colorful lights background animation energy ray of power electric magnetic.

The 50-year quest to find the particle that almost broke physics

6 January 2023

When physicists first discovered a form of a radioactivity called beta decay it seemed to violate the laws of physics. It took 50 years to work out what was going on


MicroBooNE

Physicists fail to find mysterious 'sterile neutrino' particles

27 October 2021

After decades of looking, physicists are no closer to discovering theorised particles that could help solve ongoing problems in physics


conceptual image of neutrinos

Neutrinos may explain why we don’t live in an antimatter universe

15 April 2020

For the universe to exist as it does now, there must have been an imbalance between matter and antimatter early on, which may have been caused by neutrinos


IceCube facility

Strange particles found in Antarctica cannot be explained by physics

14 January 2020

A NASA science balloon picked up two high-energy particles and a new analysis reveals that they can't be explained by the standard model of particle physics


Melissa Uchida

Why neutrinos could answer some of the biggest questions in the cosmos

9 December 2019

Neutrinos are the second most abundant particles in the universe, passing completely unnoticed through matter. Particle physicist Melissa Uchida explores how these tiny particles could help us understand the universe.


Fermilab

How a ghostly, forgotten particle could be the saviour of physics

21 November 2018

It was theorised decades ago but never seen. Now it seems the sterile neutrino could fix flaws in fundamental physics – if only we could find it


Melissa Uchida: Neutrinos, the tiny particles with huge implications

Melissa Uchida: Neutrinos, the tiny particles with huge implications

18 October 2018

Neutrinos barely interact with anything – a billion pass through your thumbnail every second. But studying these ghosts could transform our understanding of reality, as high energy physicist Melissa Uchida explains


NASA’s ANITA detector

Weird signals in Antarctica could be hints of a new realm of physics

28 September 2018

A NASA radio balloon floating over Antarctica has spotted high-energy events that can’t be explained by our current understanding of particle physics


Antimatter neutrinos caught shape-shifting between flavours

Antimatter neutrinos caught shape-shifting between flavours

12 June 2018

We’ve seen antineutrinos morphing from one ‘flavour’ to another, and it could help us figure out why the universe is full of normal matter and not antimatter


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