Natural Science

Nature in the Anthropocene

The Penn Program in Environmental Humanities brings together a wide range of experts for its Urban Nature, Natural City event.

60-Second Lecture: The Origin of the Elements (Video)

Associate Professor of Physics and Astronomy Masao Sako takes us way back.

The Color Code

RRL Professor of Psychology David Brainard examines the intricacies of color vision.

Ants Go Marching (Video)

Assistant Professor of Biology Timothy Linksvayer discusses the complex behaviors of social insects.

Expanding Access (Video)

Professor of Physics and Astronomy Philip Nelson discusses the ins and outs of authoring a science textbook.

The Science of Sleep

Professor of Biology Ted Abel and Senior Research Associate Robbert Havekes examine how losing sleep affects memory.

An Astronomer’s Quest: Searching for the Known Unknown

Assistant Professor of Physics and Astronomy Cullen Blake searches for earth-like planets.

How You Win the Game

Psychology professor Coren Apicella explores the relationship between competition and hormones.

Common Tongues

Associate Professor of Linguistics Julie Legate examines language structures.

Protein Pathways

Associate Professor of Biology Kimberly Gallagher examines plant growth mechanisms.

Finding the First Galaxies

Assistant Professor of Physics and Astronomy James Aguirre looks deep into the history of the night sky.

Winning Formula

Newly structured classes stress student-professor interaction