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Proceedings of the National Academy of Sciences

Proceedings of the National Academy of Sciences (PNAS) of the United States of America is a peer-reviewed multidisciplinary scientific journal. It is the official journal of the National Academy of Sciences, published since 1915, and publishes original research, scientific reviews, commentaries, and letters.

The low-flavanol diet causes age-related memory loss

Health
Low flavanol intake can lead to age-related memory loss.

Ancient lakes are discovered in South Africa

Geology
Arid regions of South Africa were once home to lakes.

Smart material prototype challenges Newton’s laws of motion

Physics
A prototype of a small, lightweight active ‘metamaterial’.

The study unraveled the entire reaction mechanism for a key class of water-splitting catalysts

Chemistry
Pulse radiolysis experiments revealed rapid reactivity that has never been observed before.

The impact of warming on different bird species

Science
Climate change is causing significant changes in ecosystems worldwide, including alterations to the physiology and behavior of many animal species. One group of animals...

Scientists discover ‘surge of activity in the dying brain

Health
Amplification of gamma oscillations & neurophysiological synchronization in the human brain.

Physicists explored microscopic filament behavior

Science
Particle shape can be used to create a material that forms an extremely low-density glass.

A new study sheds new light on the origins and composition of the planet Mars

Space
A new study has uncovered intriguing insights into the liquid core at the centre of Mars.

Study reveals secrets to Southern Ocean’s critical role in slowing climate change revealed

Environment
Insights on one of the most important factors in the Southern Oceanic carbon cycle.

The Role of Circumstances and Personality in Determining Happiness

AI & Machine Learning
The Interplay of Behaviors, Circumstances, & Psychological Traits in Pursuing a Good Life.

Revolutionizing antibiotic resistance testing: A simple, affordable, and rapid method

Health
A novel and highly efficient method for rapid antibiotic susceptibility testing using optical microscopy.

Our ancestors evolved from water to land

Science
Fish have evolved a blinking behavior that is similar to our blinking.
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