Streptomyces use small molecules to dictate morphological development and secondary metabolism. Most of these signaling compounds are inducers derived from γ-butyrolactone (GBL)-synthesizing enzymes.

Using well-established microarchaeological sampling methods, we reached a precise radiocarbon date of 800 BC for the Siloam Pool’s monumental water dam in Jerusalem. This date is a critical link ...

THE NATURE OF BOND ORBITALS AND THE ORIGIN OF POTENTIAL BARRIERS TO INTERNAL ROTATION IN MOLECULES ...

Institutional legitimacy is essential for democracies, yet public trust and confidence in the United States Congress are at an all-time low. A significant predictor of attitudes toward Congress is ...

With scientific integrity and responsibility in mind, the National Academy of Sciences, the Annenberg Public Policy Center of the University of Pennsylvania, and the Annenberg Foundation Trust at ...

An insufficient number of training samples can result in wide CIs and lead to inflated estimates of classification accuracy (Fig. 1A). Underpowered studies with insufficient sample sizes can inflate ...

As the last great ice sheets were retreating and the Pleistocene Epoch was ending, humanity began an epic journey. For hundreds of thousands of years, our ancestors had survived by hunting animals and ...

Dunnett et al. (1) conclude that current and predicted priority areas for wind and solar energy development (renewable energy areas, REA) overlap minimally with important conservation areas (PA) in ...

Open in Viewer RoBMA PSMA model-averaged posterior mean effect size estimates with 95% credible intervals and Bayes factors for the absence of the effect for the combined sample or split by either the ...

Shrub recruitment, a key component of vegetation dynamics beyond forests, is a highly sensitive indicator of climate and environmental change. Warming-induced tipping points in Arctic and alpine ...

In early 2020, the COVID-19 pandemic created an urgent demand, not just for scientific information and advice, but also for policy proposals that helped curb the spread of the virus while minimizing ...

The Asian giant hornet (Vespa mandarinia) is native to Asia (Fig. 1 A), where it is a predator of arthropods, including honey bees (1). Attacks by V. mandarinia on beehives involve pheromone marking ...