at Princeton
July 31, 2013

Research updates from
Princeton University
The once-popular peanut snack is now a banned substance at many schools, offering insights into how a rare, life-threatening food allergy can prompt societal change.
Diagram showing how mutations arise and persist in a population of yeast.
In a twist on "survival of the fittest," researchers have discovered that evolution is driven not by a single beneficial mutation but rather by a group of mutations, including ones called "genetic hitchhikers" that are simply along for the ride.
Inventor Craig Arnold demonstrates the TAG Lens, which contains a clear liquid that can focus light in response to sound waves.
The path from sound idea to startup company can be rocky, but engineering professor Craig Arnold decided to take the risk. His invention, a new kind of microscope lens that focuses in response to sound waves, is now on the market.

A faster vessel for charting the brain

Neuron expressing GCaMP3. (Image source: Nature.)
Princeton University researchers have created "souped up" versions of the calcium-sensitive proteins that for the past decade or so have given scientists an unparalleled view and understanding of brain-cell communication.

More from the Princeton Journal Watch blog.
Free and Open to the Public

August 14, 2013 at the Friend Center, Princeton University from 2:30 p.m. to 7 p.m.
eLab Demo Day. Students from eLab, a summer accelerator for startups, will showcase their entrepreneurial ventures

Through Sept. 15, 2013 at the Princeton University Art Museum
Shared Vision, an exhibition of more than 130 iconic images

Through April 2014
at the Friend Center Engineering Library
Exhibition celebrates, examines German thin-shell structures

Research at Princeton is a monthly newsletter publicizing discoveries made by University faculty, research staff and students. It is produced by the Office of the Dean for Research.

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