Proceedings of the National Academy of Sciences (PNAS)

Identifying variation in dinosaur footprints and classifying problematic specimens via unbiased unsupervised machine learning

Machine learning holds great promise for classifying and identifying fossils, and has recently been marshaled to identify trackmakers of dinosaur ...
Proceedings of the National Academy of Sciences (PNAS)

Table Of Contents Page, PNAS Volume 123, Number 6

The Middle Pleistocene (MP; ca. 774 to 129 ka) marks a critical period of human evolution, characterized by increasing ...
PNAS

Biological fidelity: The engine driving the neuromorphic renaissance

O. Richter et al., DYNAP-SE2: A scalable multi-core dynamic neuromorphic asynchronous spiking neural network processor. Neuromorphic Comput. Eng.4, 014003 (2024). Crossref Google Scholar xrefBack.goTo ...
PNAS

Perceiving AI as labor-replacing reduces democratic legitimacy and political engagement

We examine i) whether the public views AI as labor-replacing rather than labor-creating, and ii) how these perceptions affect two core democratic outcomes: democratic legitimacy (e.g., satisfaction ...
PNAS

A NERVE GROWTH-STIMULATING FACTOR ISOLATED FROM SARCOM AS 37 AND 180

This work has been supported in part by a grant from the National Institutes of Health of the United States Public Health Service. A preliminary report was presented at the forty-fifth annual meeting ...
PNAS

Catabolic repression of bacterial sporulation.

Catabolic repression of bacterial sporulation. 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 ...
PNAS

Generalized Riemann Spaces

Generalized Riemann Spaces 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 ...
PNAS

Abstracting and Indexing

PNAS is indexed in PubMed. All PNAS articles are deposited upon publication and discoverable within one week of online publication. PNAS is indexed in PubMed Central (PMC). All PNAS articles are ...