September 30, 2022

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

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

Unveiling the Existence of the Elusive Tetraneutron

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

September 21, 2022

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

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

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

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

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

'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

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.