Pnas Science Sessions

Janet Werker describes how exposure to speech and environmental factors can affect language acquisition by infants.

Neuroscientists John Morrison and Yuko Hara talk about the links between estrogen, mitochondria, and age-related cognitive decline.

David Mills discusses regional differences in microbes found in grape must.

Yi Cui discusses how nanometerials are improving the energy storage capacity of batteries.

Steven Benner discusses the interaction between early humans and alcohol.

Scott Fraser discusses tools to glean a multicolored view of embryonic development.

Deborah Hung talks about identifying new approaches for treating and diagnosing infectious diseases.

Steven Pinker explains the idea of a cognitive niche, which may have facilitated the evolution of human intelligence.

David Laibson describes how behavioral economics can help incentivize positive behaviors.

Harry Klee explains how he is trying to make commercial tomatoes more flavorful.

Nicholas Fisher discusses his recent study investigating the health risks associated with eating seafood contaminated with Fukushima-derived radioactivity.

Nina Mazar discusses her recent study showing that where people sign a form affects how honestly they complete it.

Jeff Lichtman explains the promise and challenges tied to building a mouse connectome.

Matt Sponheimer discusses what our ancient evolutionary ancestors may have eaten.

Andrew Zammit-Mangion, Michael Dewar,Visakan Kadirkamanathan, and Guido Sanguinetti describe their statistical model of conflict dynamics and how they tested it using the WikiLeaks Afghan War Diary.

Janet Braam and E. Wassim Chehab discuss how plants anticipate and defend against insect attacks.

Paloma Gonzalez-Bellido, Hanchuan Peng, and Apostolos Georgopoulos describe their research on how dragonflies catch their prey.

Sean Palecek and Xiaojun Lian describe their efficient method for converting stem cells into heart muscle cells.

Clayton R. Magill and Katherine H. Freeman discuss how water availability and ecosystem changes influenced early human habitats.

Bob MacCallum explores how music can evolve from noise based on listeners' preferences.