Scientists make potential breakthrough in search for dark matter
Researchers say the event could point to a WIMP with a mass at least 200 times that of a proton, but it is not confirmed.
- On September 1, 2026, LUX-ZEPLIN researchers at the Sanford Underground Research Facility reported a single anomalous particle interaction, LZ230616, detected on June 16, 2023, that could represent the first direct detection of dark matter.
- Housed 1.5 kilometers underground at SURF, the LZ experiment employs 10 tonnes of ultrapure liquid xenon to shield against cosmic rays and minimize background noise that could mimic dark matter signals.
- The event reached 2.6-sigma statistical significance, suggesting a particle mass more than 200 times that of a proton, though this falls well below the 5-sigma gold standard required for a confirmed discovery.
- Physicist Jaden Newstead stated a confirmed result would force scientists to rework dark matter theories, while Professor Nicole Bell noted seeing more events soon would be a "huge breakthrough."
- The LZ experiment will collect data through 2028 to validate the signal, coordinating with global detectors including the XENON project in Italy and PandaX in China to independently verify results.
140 Articles
140 Articles
The LUX-ZEPLIN detector has recorded the collision of a particle difficult to explain by known phenomena
At first glance, the Universe seems to be made of stars, planets, clouds of gas and, of course, ourselves. But all that, all the 'ordinary' matter that emits or absorbs light, barely represents 5 percent of the total mass of the cosmos. The other huge and crushing 95 percent is a 'ghost' of which we know little and nothing. We rightly call it 'dark universe', and it brings together two very distinct entities: 'dark matter', different from everyt…
To search for dark matter, the LZ collaboration studies experimental batch data
Dark Matter: Scientists Detect Single Mysterious Signal in LUX-ZEPLIN Experiment | 🔬 LatestLY
Scientists may have detected a possible dark matter signal in data from the LUX-ZEPLIN experiment in South Dakota. Researchers identified a single unexplained particle interaction that could involve a WIMP, but say it is not statistically significant enough to confirm dark matter. The event has a 0.5% chance of being caused by known background signals. 🔬 Dark Matter: Scientists Detect Single Mysterious Signal in LUX-ZEPLIN Experiment.
A clue has been detected that may reveal the true nature of dark matter, which remains a mystery because it is invisible despite accounting for the majority of matter in the universe. About 40 years after the global scientific community began dark matter detection experiments, a massive detector installed deep underground has detected [something] that cannot be explained by existing physics phenomena.
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