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Video Library

Selected videos from PNAS papers

PNAS Featured Video
Neanderthal Nose Simulation
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“Nasal airflow simulations suggest convergent adaptation in Neanderthals and modern humans,” by S. de Azevedo et al.
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PNAS Featured Video
Wolves, dogs, and cooperation
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“Importance of a species’ socioecology: Wolves outperform dogs in a conspecific cooperation task,” by Sarah Marshall-Pescini, Jonas F. L. Schwarz, Inga Kostelnik, Zsófia Virányi, and Friederike Range
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Self-dislodging of freezing water droplets
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“Spontaneous self-dislodging of freezing water droplets and the role of wettability,” by Gustav Graeber, Thomas M. Schutzius, Hadi Eghlidi, and Dimos Poulikakos
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PNAS Featured Video
Echolocating Bats
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“Echolocating bats rely on audiovocal feedback to adapt sonar signal design,” by Jinhong Luo and Cynthia F. Moss
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Active and passive states in fish
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“Discrete modes of social information processing predict individual behavior of fish in a group,” by Roy Harpaz, Ga?per Tka?ik, and Elad Schneidman
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Guide dog training
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“Effects of maternal investment, temperament, and cognition on guide dog success,” by Emily E. Bray, Mary Sammel, Dorothy Cheney, James Serpell, and Robert Seyfarth
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Microfluidic guillotine
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"Microfluidic guillotine for single-cell wound repair studies," by Lucas R. Blauch, et al.
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PNAS Featured Video
Bat echolocation
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"Sensorimotor integration on a rapid time scale," by Jinhong Luo, Ninad B. Kothari, and Cynthia F. Moss
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PNAS Featured Video
Bacterial unpinning of droplets
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“Active depinning of bacterial droplets: The collective surfing of Bacillus subtilis,” by Marc Hennes, Julien Tailleur, Ga?lle Charron, and Adrian Daerra
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PNAS Featured Video
Ladybird wings
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“Investigation of hindwing folding in ladybird beetles by artificial elytron transplantation and microcomputed tomography," by Kazuya Saito, Shuhei Nomura, Shuhei Yamamoto, Ryuma Niyama, and Yoji Okabe
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PNAS Featured Video
Plasma sanitizers
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“Paper-based plasma sanitizers,” by Jingjin Xie, et al.
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PNAS Featured Video
Venus flytrap digestion
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“Insect haptoelectrical stimulation of Venus flytrap triggers exocytosis in gland cells,” by S?nke Scherzer, et al.
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PNAS Featured Video
Bacterial interaction with plant roots
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“Optimal run-and-tumble–based transportation of a Janus particle with active steering,” by Tomoyuki Mano, Jean-Baptiste Delfau, Junichiro Iwasawa, and Masaki Sano
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PNAS Featured Video
Run-and-tumble behavior of Janus particles
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“Optimal run-and-tumble–based transportation of a Janus particle with active steering,” by Tomoyuki Mano, Jean-Baptiste Delfau, Junichiro Iwasawa, and Masaki Sano
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PNAS Featured Video
Origin of terrestrial vertebrates
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“Massive increase in visual range preceded the origin of terrestrial vertebrates,” by Malcolm A. MacIver, Lars Schmitz, Ugurcan Mugan, Todd D. Murphey, and Curtis D. Mobley
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PNAS Featured Video
Monkey self-recognition
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“Spontaneous expression of mirror self-recognition in monkeys after learning precise visual-proprioceptive association for mirror images,” by Liangtang Chang, Shikun Zhang, Mu-ming Poo, and Neng Gong
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PNAS Featured Video
Ebola superspreaders
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“Spatial and temporal dynamics of superspreading events in the 2014–2015 West Africa Ebola epidemic,” by Max S. Y. Lau, et al.
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PNAS Featured Video
Surface chlorophyll
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“Reconciling fisheries catch and ocean productivity,” by Charles A. Stock, et al.
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PNAS Featured Video
Canada’s boreal forests
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“No growth stimulation of Canada’s boreal forest under half-century of combined warming and CO2 fertilization,” by Martin Girardin, et al.
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PNAS Featured Video
Soft actuator
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“Automatic design of fiber-reinforced soft actuators for trajectory matching,” by Fionnuala Connolly, Conor J. Walsh, and Katia Bertoldi
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PNAS Featured Video
Ice nucleation
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“Janus effect of antifreeze proteins on ice nucleation,” by Kai Liu, et al.
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PNAS Featured Video
Copepod predation
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“Predators catalyze an increase in chloroviruses by foraging on the symbiotic hosts of zoochlorellae,” by John P. DeLong, et al.
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PNAS Featured Video
Butterfly wing hydrophobicity
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“Superhydrophobicity enhancement through substrate flexibility,” by Thomas Vasileiou, et al.
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PNAS Featured Video
Moths following stimuli
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“Integration of parallel mechanosensory and visual pathways resolved through sensory conflict,” by Eatai Roth, Robert W. Hall, Thomas L. Daniel, and Simon Sponberg
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PNAS Featured Video
Seabird plunge-diving
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“How seabirds plunge-dive without injuries,” by Brian Chang, et al.
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PNAS Featured Video
Artificial cilium
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“Shape-programmable magnetic soft matter,” by Guo Zhan Lum, et al.
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PNAS Featured Video
Electrical activity in the heart
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“Early somatic mosaicism is a rare cause of long-QT syndrome” by James Rush Priest, et al.
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PNAS Featured Video
Tracking urban mobility
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“The TimeGeo modeling framework for urban mobility without travel surveys,” by Shan Jiang, et al.
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PNAS Featured Video
Methane emissions in New Mexico
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“Airborne methane remote measurements reveal heavy-tail flux distribution in Four Corners region,” by Christian Frankenberg, et al.
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PNAS Featured Video
Fire whirls
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“From fire whirls to blue whirls and combustion with reduced pollution,” by Huahua Xiao, Michael Gollner, and Elaine S. Oran
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PNAS Featured Video
Hummingbird flight
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“Visual guidance of forward flight in hummingbirds reveals control based on image features instead of pattern velocity,” by Roslyn Dakin, Tyee K. Fellows, and Douglas L. Altshuler
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PNAS Featured Video
Nanofluid
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“Nanofluid of graphene-based amphiphilic Janus nanosheets for tertiary or enhanced oil recovery: High performance at low concentration,” by Dan Luo, et al.
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PNAS Featured Video
Leaping eels
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“Leaping eels electrify threats, supporting Humboldt’s account of a battle with horses,” by Kenneth C. Catania
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PNAS Featured Video
Liquid wire
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“In-drop capillary spooling of spider capture thread inspires hybrid fibers with mixed solid–liquid mechanical properties,” by Hervé Elettro, Sébastien Neukirch, Fritz Vollrath, and Arnaud Antkowiak
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PNAS Featured Video
Laughter
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“Detecting affiliation in colaughter across 24 societies,” by Gregory A. Bryant, et al.
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PNAS Featured Video
Drought and plant embolism
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“Revealing catastrophic failure of leaf networks under stress,” by Timothy J. Brodribb, Diane Bienaimé, and Philippe Marmottant
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PNAS Featured Video
Light-sheet RESOLFT nanoscopy
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“Breaking the diffraction limit of light-sheet fluorescence microscopy by RESOLFT,” by Patrick Hoyer, et al.
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PNAS Featured Video
Problem-solving carnivores
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“Brain size predicts problem-solving ability in mammalian carnivores,” by Sarah Benson-Amram, Ben Dantzer, Gregory Stricker, Eli M. Swanson, and Kay E. Holekamp
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PNAS Featured Video
Ant nest construction
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“Stigmergic construction and topochemical information shape ant nest architecture,” by Ana?s Khuong, et al.
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PNAS Featured Video
Microsomal enzyme dynamics
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“A dynamic Asp–Arg interaction is essential for catalysis in microsomal prostaglandin E2 synthase,” by Joseph S. Brock, et al.
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PNAS Featured Video
Chromatin dynamics
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“Nuclear deformability and telomere dynamics are regulated by cell geometric constraints,” by Ekta Makhija, D. S. Jokhun, and G. V. Shivashankar
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PNAS Featured Video
Dogs lap
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“Dogs lap using acceleration-driven open pumping,” by Sean Gart, John J. Socha, Pavlos P. Vlachos, and Sunghwan Jung
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PNAS Featured Video
Physiological temperature sensors
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“Ultraflexible, large-area, physiological temperature sensors for multipoint measurements,” by Tomoyuki Yokota, et al.
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