Pnas Science Sessions

Patrick McGovern describes evidence of winemaking in Georgia during the Neolithic period.

Carl Fuldner and Shane DuBay describe how bird feathers preserve records of air pollution.

Vadim Backman describes a technique for high resolution imaging of biological molecules without labels.

Jonathan Sears describes potential treatment strategies for retinopathy of prematurity.

Rita Fior describes how zebrafish can make cancer treatment more efficient.

Sandu Popescu and Jeff Tollaksen explain how a fundamental principle of nature does not hold in quantum mechanics.

Yayoi Obata describes the formation of mammalian egg cells in vitro.

John Spear discusses the legacy of Thomas Gold's "Deep Hot Biosphere" hypothesis.

Russell Graham describes the extinction of woolly mammoths from St. Paul island.

Andrew Murray describes metabolic adaptations of Himalayan Sherpas to low-pressure, low-oxygen conditions at high altitudes.

Fernando Colchero, Roland Rau, and Susan Alberts describe the relationship between lifespan equality and average lifespan.

Rowan Lockwood discusses the sustainability of Native American oyster harvesting in the Chesapeake Bay.

Pelham Keahey describes how differential structured illumination microendoscopy can improve cancer diagnosis.

Entomologist May Berenbaum discusses the effects of agricultural fungicides on honey bee health.

Malcolm MacIver describes how our aquatic ancestors may have become interested in land.

Jeff Schneider explains how self-driving cars use machine learning to learn the rules of the road.

Steven Weinberg describes his experiences writing about science for a general audience.

Steve Elledge discusses how cells sense and respond to damage to their DNA.

Erez Lieberman Aiden discusses a model of how DNA folds to fit inside a cell nucleus.

Researchers Jean-Philippe Vielle-Calzada and Miguel Vallebueno discuss 5,000-year-old partially domesticated maize.