Erik Pollock, a geoscientist at the U of A, is the lab manager of the University of Arkansas Stable Isotope Lab and the Trace Element and Radiogenic Isotope Lab.

Hundreds of millions of years before oxygen surged in the atmosphere 2.4 billion years ago, swaths of oxygen winked in and out of existence in the ocean.

In collisions of argon and scandium atomic nuclei, scientists from the international NA61/SHINE experiment have observed a ...

Climate modeling and clumped isotopes both revealed that winter temperatures in the Southern Hemisphere's mid-latitudes were ...

Space might officially be the last frontier, but anyone who has been paying attention knows that there are just as many – if ...

Scientists have discovered the elusive properties hidden within promethium, a rare earth element that has remained largely ...

Space might look empty when we gaze up at the night sky, but out there, scattered across asteroids, the Moon, and even Mars, ...

For the first time, the extremely neutron-rich hydrogen isotope ⁶H has been produced and measured using an electron ...

Sulfones, a class of sulfur-containing compounds, are chemically derived from the selective oxidation of sulfides. While ...

Could the artificial introduction of oxygen revitalise dying coastal waters? While oxygenation approaches have already been proven successful in lakes, their potential side effects must be carefully ...

A recent study reveals that oxygen tension elevation during weeks four to six promotes neurogenesis in brain organoids, ...