Perhaps such a transition will be increasingly adaptive. Faced with growing ecological and social crises, the current configuration of human society—atomized, slow to coordinate, prone to ...

With the advent and widespread use of messenger RNA (mRNA) vaccines against severe acute respiratory syndrome coronavirus 2 ...

Rapid pathogen detection is crucial for effective disease management, particularly in bloodstream infections. Current molecular diagnostics often require nucleic acid preamplification, adding time and ...

This is an addendum toComplex viscosity of helical and doubly helical polymeric liquids from general rigid bead-rod theory ...

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 ...

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

A Biometric Study of Human Basal MetabolismNote: 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 ...

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 ...

Soil warming has the potential to alter both soil and plant processes that affect carbon storage in forest ecosystems. We have quantified these effects in a large, long-term (7-y) soil-warming study ...

Edited* by Gregory P. Asner, Carnegie Institution for Science, Stanford, CA, and approved November 19, 2014 (received for review April 21, 2014) ...

Kyeema and Doongara plants were grown at 29°C day/22°C night temperatures during the summer season in a phytotron glasshouse. Stem material was harvested when the top internode of the stem had reached ...

The scale of economic growth in China during the past three decades is unprecedented in modern human history. China is now the world’s second largest economic entity, next to the United States.