The world is in a battle for truth. A cadre of researchers is eagerly seeking ways to stymie the spread of mis- and disinformation. The stakes are high. Social media have become an accelerant for the ...

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 ...

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

Open in Viewer (A) Schematic of a photocell consisting of quantum dots sandwiched between p and n doped semiconductors. Open circuit voltage and solar photon energy ℏνh are related by the Carnot ...

PNAS and ResearchGate announced a new Journal Home partnership designed to increase the visibility, readership, and global reach of PNAS research. Subscribe or renew for 2027 to provide your ...

EQUILIBRIUM SEDIMENTATION OF MACROMOLECULES IN DENSITY GRADIENTS* EQUILIBRIUM SEDIMENTATION OF MACROMOLECULES IN DENSITY GRADIENTS Matthew Meselson, Franklin W. Stahl, and Jerome Vinograd Authors Info ...

Note: The article usage is presented with a three- to four-day delay and will update daily once available. Due to ths delay, usage data will not appear immediately following publication. Citation ...

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

In this report we address the molecular mechanisms by which elevated eIF2 phosphorylation controls mouse ATF4 expression. We find that the two uORFs contribute differentially to ATF4 translation.

Photosynthesis by isolated chloroplasts. Note: The article usage is presented with a three- to four-day delay and will update daily once available. Due to ths delay, usage data will not appear ...