Two independent research teams have achieved a longstanding goal in physics: building a working nuclear clock. The devices, developed by Beichen Huang and colleagues at Tsinghua University and by Luca ...

Comcast has agreed to pay $117.5 million to settle a class-action lawsuit stemming from a cybersecurity breach that exposed the personal information of millions of Xfinity customers in October 2023.

For the first time, scientists used an atomic nucleus as a clock. The world’s most precise timepieces are made using atoms, specifically their electrons. But clocks based on atomic nuclei — protons ...