Scientists detect signals at smallest scale ever explored

Scientists have detected signals at the smallest scale ever explored – 100 billion times smaller than an atom. The research, led by scientists based in Cambridge, was obtained from an experiment at the Large Hadron Collider (LHC).

The experiment involved smashing particles together at high energy and analyzing the resulting debris. One of the particles studied was a beauty quark, which decays within one and a half trillionths of a second.

Researchers observed the quark interacting with other tiny particles at a scale of a billion-trillionth of a metre. Some theories suggest dark matter may influence these interactions at this scale.

Dr. Harry Cliff, who led the analysis, described the findings as a step toward exploring the 'zeptoverse' and discovering new particles. He emphasized the need for more data to continue the research.

The project, involving 28 countries, plans a £150m upgrade to the LHCb detector to increase the frequency of these decays tenfold. However, the UK Research and Innovation agency has withdrawn its funding for the upgrade.

The UK's reduced involvement in the project raises concerns about its ability to contribute to major discoveries. Prof. Tim Gershon warned that the cuts could harm the training of young researchers, who are critical to the field.