Efforts to anticipate and adapt to future climate can benefit from historical experiences. We examine agroclimatic conditions over the past 50 y fo ...

Reconstruct the intertropical convergence zone over the Indo-Pacific Warm Pool with extended records and empirical orthogonal function ...

Discover groundbreaking research on psychological and cognitive sciences, exploring brain function, behavior, and mechanisms shaping human cognition.

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 ...

A Biometric Study of Human Basal MetabolismNutrition Laboratory and Station for Experimental Evolution, Carnegie Institution of Washington ...

Dive into PNAS Front Matter for editorials, interviews, science news, and commentary that offer expert perspective on today’s most important research findings.

The Compressibility of Media under Extreme PressuresNote: 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 ...

FUNCTORIAL SEMANTICS OF ALGEBRAIC THEORIES*This constitutes a partial summary of a dissertation submitted in partial fulfillment of the requirement for the degree Doctor of Philosophy at Columbia ...

Using data from rural monitoring sites across the contiguous United States, we evaluated fine particulate matter (PM2.5) trends for 1988–2016. We calculate trends in the policy-relevant 98th quanti ...

The introduction of semidwarf rice (Oryza sativa L.) led to record yield increases throughout Asia in the 1960s. The major semidwarfing allele, sd-1, is still extensively used in modern rice cultivars ...

Levy and Calvert (19) build on the earlier literature by focusing primarily on the relative power committed to different modes of information processing in the human brain, rather than on different ...

Methicillin-resistant Staphylococcus aureus (MRSA) is a major cause of hospital-acquired infections that are becoming increasingly difficult to combat because of emerging resistance to all current ...