Science Highlights

Researchers added extra energy to the proton to produce a pair of quarks, which then yielded new particles.

Up and Down Quarks Favored Over Strange Ones

The proton's primary building blocks, up and down quarks, are produced more often than strange quarks in scattering experiments. Read More »

Initial hot spots created by collisions of one, two, and three-particle ions with much larger gold ions.

Discovered: Tiny Drops of “Perfect” Fluid that Existed in the Early Universe

Particles colliding at nearly light speed reveal information about the true nature of matter. Read More »

Radium-224/lead-212 generator with the shield cap removed to show the tubing connections to the column.

DOE Isotope Program Announces Availability of Radionuclide Generators for Medical Research

Lead and bismuth systems are being produced to fill the nation’s need for short-lived, alpha-emitting isotopes. Read More »

The STAR detector measures the energy and angle of the electron from the W boson decay produced in the proton-proton collision.

Antiquark Makes Positive Contribution to Proton Spin

Scientists shed new light on a proton's spin, refining our understanding of nuclear physics. Read More »

Members of the DCal installation team in the ALICE detector.

Jetting into the Moments after the Big Bang

Upgraded capabilities ready to explore quarks and gluons ready at the Large Hadron Collider. Read More »

Illustration of Jefferson Lab's CEBAF Large Acceptance Spectrometer (CLAS), along with an event reconstructed from the data.

Spin and Parity Measurements of the Elusive Lambda(1405) Particle

First description of common particle’s properties provides insights into the nature of the universe. Read More »

The CEBAF Large Acceptance Spectrometer in Jefferson Lab’s Hall B was used to carry out the experiment.

Protons Hog the Momentum in Neutron-Rich Nuclei

New research could change our view of neutron stars and other systems with neutron-rich nuclei. Read More »

The Heavy Flavor Tracker being installed in the heart of the STAR detector at the Relativistic Heavy Ion Collider (RHIC) at Brookhaven National Laboratory.

STAR Heavy Flavor Tracker Detects Signs of Charm at RHIC

New detector component picks up particles composed of heavy quarks to probe primordial quark-gluon plasma. Read More »

Research scientist conducting the “wet chemisty” astatine-211 isolation procedure within a charcoal-filtered glovebox.

Improving the Availability of the Therapeutic Radionuclide Astatine-211

Investigators at the University of Washington have developed methods that consistently provide high production and recovery yields of astatine-211. Read More »

Vasilii Petrenko of the University of Rochester processing ice cores on Taylor Glacier, Antarctica.

Radiokrypton Dating Identifies Ancient Antarctic Ice

Researchers count the number of radioactive krypton-81 atoms remaining in ice using a laser trap. Read More »

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