The PNAS Editorial Board is made up of NAS members who are active scientists and experts in their fields. On submission, your paper is assigned to an Editorial Board member in one of the 31 NAS ...

Navigating diverse terrains is crucial for wild-operating robotics but remains a grand challenge. Research on Chinese rice grasshoppers reveals a surprising adaptation: Their ability to swim and leap ...

Recognizing predators and judging the level of threat that they pose is a crucial skill for many wild animals. Human predators present a particularly interesting challenge, as different groups of ...

Edited by Donald Ort, University of Illinois at Urbana Champaign, Urbana, IL; received December 10, 2024; accepted January 28, 2025 ...

Structural MRIs of the brains of humans with extensive navigation experience, licensed London taxi drivers, were analyzed and compared with those of control subjects who did not drive taxis. The ...

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Designing and constructing mechanical systems to operate at a microscale are challenging tasks. Yet, organisms such as fruit flies perform many of the desired movements and functions of a microscale ...

Finally, studies needed to indicate whether they involved experiments in pots (i.e., any container with dimensions <1 m) or in ecosystems. We made a distinction between studies on intact and disturbed ...

PNAS is one of the world's most-cited and comprehensive multidisciplinary scientific journals, publishing more than 3,500 research papers annually. As the flagship peer-reviewed journal of the ...

Contributed by Jian-Kang Zhu; received November 8, 2024; accepted March 7, 2025; reviewed by Cao Xu and Ramin Yadegari ...

The mechanism by which antifreeze proteins (AFPs) irreversibly bind to ice has not yet been resolved. The ice-binding site of an AFP is relatively hydrophobic, but also contains many potential ...

Contributed by J. C. Séamus Davis; received November 1, 2024; accepted February 10, 2025; reviewed by Yasutomo J. Uemura and Han Yan ...