Researchers developed a molecule targeting the mu opioid receptor (at left, binding to morphine) that can be controlled with ...

Sleep is a fundamental behavioral state found across the animal kingdom, yet most of what we know about sleep is heavily ...

Unlike dissolved inorganic nitrogen, which is scarce in much of the tropical, subtropical, and temperate surface ocean, ...

Methane emissions from abandoned wells, as with other fugitive sources in the oil and gas sector, appear to be governed by relatively few high emitters (3, 6 – 8). It is important for current and ...

Contributed by Jean-Michel Savéant, August 31, 2014 (sent for review August 9, 2014; reviewed by Harry B. Gray and Alain Deronzier) ...

Enter journal, DOI, article type, keywords, authors, etc. Quick Search in Journals Enter journal, DOI, article type, keywords, authors, etc.

Journal Club posts are short news stories featuring a recent important, timely journal article selected by one of our Journal Club panelists, who are post-doctoral associates and graduate students in ...

The Proceedings of the National Academy of Sciences (PNAS) and its open access sibling journal PNAS Nexus are both nonprofit mission-driven journals published by the National Academy of Sciences (NAS) ...

Per- and polyfluoroalkyl substances (PFAS) persist in aquatic environments due to their ultrastable C–F bonds and poor susceptibility to ...

All organisms use the same common 20 amino acids as building blocks for the biosynthesis of proteins. The ability to augment the genetically encoded amino acids with unnatural amino acids containing ...

A number of recent studies have focused on the statistical properties of networked systems such as social networks and the Worldwide Web. Researchers have concentrated particularly on a few properties ...

Early exposure to microbes has important health effects, leading many researchers to question the value of the “hygiene hypothesis” label. Image courtesy of Shutterstock/Purino. Graph the data points, ...