In the early 20th century, a remarkable discovery came to light that showed a foundational basis for the conservation laws of ...

Thorium nuclei now guide a working clock’s laser through automatic feedback, though the prototype still trails leading atomic ...

The team working on CHIME, including Arizona State University postdoctoral research scholars Shabbir Shaikh and Albin Joseph, ...

Most of us recognize basic phases of matter and their properties: solids maintain their shape, liquids flow freely with constant volume, and gases ...

Scientists in Austria and China have independently built the first operating nuclear clocks. The breakthrough could advance precision timekeeping and open a new tool for probing dark matter and other ...

Modern technological breakthroughs like lasers, MRI scanners, semiconductors and quantum computers rest on the study of ...

Two independent teams have realized the first clocks based on transitions within atomic nuclei. The new nuclear clocks represent the culmination of more than 20 years of research and could become ...

Chinese and European scientists have unveiled prototypes that usher in a new era of timekeeping, using thorium-229 as their ...

US President Donald Trump’s remarks to 'take out' Los Angeles and San Diego, adding that it is a 'small price to pay' amid the Iran conflict, have triggered backlash in California. With the 2026 US ...

Two independent teams have built operating nuclear clocks—devices that might one day rival the best atomic clocks and offer ...

Quantum mechanics powers lasers and precision measurements. A century-spanning perspective examines those successes and the ...