PNAS Science Sessions

Interview with 2014 Cozzarelli Prize Winner Anthony Vecchiarelli 11.06.2019 6:20 ↓

Anthony Vecchiarelli explains a system of genetic cargo movement within cells that has roots in the work of Alan Turing.

Interview with 2014 Cozzarelli Prize Winner Jintai Lin 11.06.2019 4:34 ↓

Jintai Lin explains the impact of a global economy on air pollution in China and in the US.

Interview with 2014 Cozzarelli Prize Winner Frank Bates 11.06.2019 6:41 ↓

Frank Bates describes how a project related to chewing gum led to materials science discoveries.

Interview with 2014 Cozzarelli Prize Winner Abigail Marsh 11.06.2019 5:37 ↓

Abigail Marsh describes mechanisms of altruistic kidney donors' responsiveness to others' emotions.

Search rankings and voter manipulation 11.06.2019 6:32 ↓

Robert Epstein of the American Institute for Behavioral Research describes how search engine rankings can influence voter preferences.

Timeline of the end-Permian extinction 11.06.2019 6:11 ↓

Seth Burgess describes a timeline of events surrounding the end-Permian mass extinction.

Interview with 2014 Cozzarelli Prize Winners Yaara Oren and Tal Pupko 11.06.2019 5:31 ↓

Yaara Oren and Tal Pupko describe how bacteria can evolve via transfer of gene regulatory regions.

Uniqueness of olfactory perception 11.06.2019 5:39 ↓

Noam Sobel explains how a human olfactory fingerprint helps uncover the uniqueness of individuals' sense of smell.

Candidate vaccine against Staphylococcus aureus 11.06.2019 4:55 ↓

Rino Rappuoli of GlaxoSmithKline discusses preclinical studies of a vaccine candidate against  Staphylococcus aureus .

Improving global scientific engagement 11.06.2019 5:35 ↓

As AAAS president for 2015, Geraldine Richmond focuses on global scientific engagement.

Blaming those who harm intentionally 11.06.2019 4:41 ↓

Susan Fiske describes how intentional acts of harm motivate people to assign blame.

Biocontainment safeguards 11.06.2019 5:33 ↓

Jef Boeke explains how to safeguard against unauthorized growth of engineered microorganisms.

Exploring tropical glaciers 11.06.2019 5:40 ↓

Lonnie Thompson discusses clues to Earth's ancient climate history that are stored in tropical glacial ice.

Gatekeeping in scientific publishing 11.06.2019 5:53 ↓

Kyle Siler discusses the role of editors as gatekeepers at scientific journals.

Designing theoretical molecules 11.06.2019 5:44 ↓

Alán Aspuru-Guzik discusses how he uses supercomputing as a "molecular spaceship" to explore chemical space and discover potentially useful new molecules.

Genome editing 11.06.2019 6:16 ↓

Keith Joung and Feng Zhang explain methods for editing sequences of DNA in living cells.

An overdependence on p-values 11.06.2019 4:30 ↓

Veronica Vieland discusses a common disconnect between scientists and statisticians in evaluating scientific evidence.

Retina cell transplantation 11.06.2019 6:09 ↓

Robin Ali describes efforts to transplant healthy rod and cone cells into afflicted retinas.

Heart regeneration 11.06.2019 4:40 ↓

Hesham Sadek explains the regenerative capability of newborn mouse hearts.

Global collaboration against HIV 11.06.2019 6:00 ↓

Ambassador Deborah Birx discusses international efforts in the fight against HIV/AIDS.

Molecular profiling of cancer 11.06.2019 6:21 ↓

Elaine Mardis discusses how next generation sequencing technology is helping the Pan-Cancer Initiative gain a molecular understanding of cancer.

Growing stem cells in 3D 10.06.2019 6:00 ↓

David Schaffer describes how to culture human stem cells in a fully-defined, scalable 3D medium.

Astrocytes and ALS 10.06.2019 6:01 ↓

Brian Kaspar discusses the role of astrocyte cells in the motor neuron disease ALS.

Taming an unwieldy cancer target 10.06.2019 4:28 ↓

Frank McCormick discusses a National Cancer Institute-led effort to turn a well-known cancer-causing protein into a viable drug target.

Genetic switchboards 10.06.2019 4:03 ↓

James Collins explains how researchers can rewire bacterial cells and control multiple genes simultaneously within a single cell.