Scientists have made a "vitamin mimic" - a molecule that looks and acts just like a natural vitamin to bacteria - that offers a new window into the inner workings of living microbes.
Scientists have shown that a process known as oxidative stress is at work during the rendezvous between certain nanoparticles and immune cells known as macrophages.
Calcium carbonate found in chalk, shells and rocks is one of the most important materials on earth. New insights on how it turns into hard, strong materials will help scientists design materials needed for a low-carbon future.
For decades, the Department of Energy's Pacific Northwest National Laboratory has played a role in establishing and maintaining sustainable hydropower for the region.
Scientists at PNNL discuss options for storing solar, wind, and other intermittent power supplies as part of a new video featured on the Public Broadcasting System