September 30, 2022

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How Stiff Is the Proton?

Scientists measure the proton’s electric and magnetic polarizabilities using the High Intensity Gamma Ray Source (HIGS).

September 28, 2022

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Near-Threshold Resonance Helps Explain a Controversial Measurement of Exotic Decay in Beryllium-11

The observation of a resonance in the boron-11 nucleus suggests that the proton emission from beryllium-11 is a two-step process rather than a dark matter decay channel.

September 23, 2022

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Unveiling the Existence of the Elusive Tetraneutron

Experiments confirm the NUCLEI collaboration’s predictions of the existence of the tetraneutron.

September 21, 2022

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Smashing Heavy Nuclei Reveals Proton Size

Theoretical study exploits precision of new heavy ion collision data to predict how gluons are distributed inside protons and neutrons

September 14, 2022

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Record-Breaking Radiation Detection Pins Down Element Formation in Stellar Novae

A weak proton emission following beta decay constrains the formation of elements in stellar nova explosions and determines their peak temperature.

September 8, 2022

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Innovative FRIB Liquid-Lithium Charge Stripper Boosts Accelerator Performance

The Facility for Rare Isotope Beams has demonstrated an innovative liquid-lithium charge stripper to accelerate unprecedentedly high-power heavy-ion beams.

September 6, 2022

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Nuclear Cauldrons: Studying Star Burning with Radioactive and Neutron Beams

Using Earth-based particle accelerators, scientists measure the reactions that take place in stars to produce carbon.

August 30, 2022

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Tracking Jets in Hot Quark Soup Reveals a Mechanism of ‘Quenching’

The results may offer insight into the quark-gluon plasma—the hot mix of fundamental nuclear-matter building blocks that filled the early universe.

July 22, 2022

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'Shining' Light on the Inner Details and Breakup of Deuterons

Photon-deuteron collisions offer insight into the gluons that bind the building blocks of matter—and what it takes to break protons and neutrons apart.

June 13, 2022

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Direct Neutrino-Mass Measurement Achieves New, Sub-Electronvolt Sensitivity

An international group of nuclear scientists has restricted the neutrino mass with a new level of sensitivity.