Pnas Science Sessions

Inés Ibañez-Tallon discusses how nicotine and neurons conspire to hamper efforts to quit smoking.

Inder Verma and colleagues describe how a breast cancer-associated gene might be implicated in brain size control in mammals.

Paul Dunk discusses the chemistry of carbon in space following a supernova.

NAS member Gregory Petsko discusses efforts to assess the US postdoctoral workforce.

Ariena van Bruggen and J. Glenn Morris, Jr. discuss their work on citrus greening, a disease that is threatening the global citrus industry.

C. Thomas Caskey and Amy McGuire discuss whole-genome genetic screening for adult-onset diseases.

James Liao talks about engineering microorganisms to synthesize fuels and chemicals from CO2.

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.