View over 500 magazine covers the Bulletin has published since 1945. In these issues, you'll see contributions from luminaries such as Albert Einstein, John F. Kennedy, and Mikhail Gorbachev. When you ...

The company is led by CEO and cofounder Yanai Yedvab, a former deputy chief scientist at the Israel Atomic Energy Commission, which oversees the country’s clandestine nuclear program. Through Eli ...

The Atomic Spectroscopy Group at the National Institute of Standards and Technology (NIST) provides the definitive measurements of atomic spectra. Spectra are specific sets of colors emitted by ...

Until now, optical atomic clocks have been confined to extremely limited scientific and research environments, such as NASA’s Goddard Space Flight Center and the National Institute of Standards ...

En-route to nuclear clocks, researchers have found a resonant mode in thorium atom nuclei with a low temperature coefficient – nuclear oscillators are mooted initially as replacements for atomic ...

Credit: Steven Burrows/JILA JILA researchers are pioneering a nuclear clock using thorium-229, which offers unprecedented stability compared to atomic clocks. By embedding thorium into a solid-state ...