From Math to Meaning. Artificial intelligence blends algorithms and applications

By Kevin McElwee Artificial intelligence is already a part of everyday life. It helps us answer questions like “Is this email spam?” It identifies friends in online photographs, selects news stories based on our politics Continue Reading →

Turning up the heat on the search for better plastics

By Scott Lyon If you have ever poured hot coffee into a cheap plastic cup, you may recall that sinking feeling as the cup seems to wilt. Not quite solid, not quite liquid, the cup Continue Reading →

Bold and cold: A new faculty member and a new microscope explore life’s essential molecules

By Kevin McElwee At the end of a long underground hallway on the edge of campus, a door leads to a brightly lit room. Within looms an imposing 12-foot-tall machine, whose array of wires and Continue Reading →

Treasure in ancient trash

By Kevin McElwee Thomas Conlan fiddled with a strange, brownish-black rock on his desk. For centuries, people had considered the piece of rubble worthless, but it is priceless to Conlan’s research. The lumpy rock is Continue Reading →

When driverless ride-hailing services come to a curb near you

By Kevin McElwee When requesting a ride-hailing service, you may soon notice something missing: the driver. Fleets of autonomous electric vehicles could someday replace human-powered ride-sharing. Programming obstacles still stand in the way of this Continue Reading →

Clifford Brangwynne selected as Howard Hughes Medical Institute Investigator

By Adam Hadhazy Clifford Brangwynne, whose research explores the hidden order within cellular liquid, has been named a Howard Hughes Medical Institute Investigator. Brangwynne, an associate professor of chemical and biological engineering at Princeton University, Continue Reading →

Diamonds’ flaws hold promise for new technologies

By Yasemin Saplakoglu DESPITE THEIR CHARM AND ALLURE, diamonds are rarely perfect. They have tiny defects that, to assistant professor Nathalie de Leon, make them ever so appealing. These atom-sized mistakes have enormous potential in Continue Reading →

Let it flow: The ideas, the creativity, the findings, the impacts, the benefits to society

By Yasemin Saplakoglu THE RESEARCHERS in Princeton’s Complex Fluids laboratory are sometimes inspired by a cup of coffee or a permanent marker. Such everyday items may seem like odd subjects of inquiry in a lab Continue Reading →

Self-powered system makes smart windows smarter

By Sharon Adarlo A new solar cell technology could make it inexpensive to create and install smart windows that automatically vary their tint to augment lighting, heating and cooling systems in buildings. The new transparent Continue Reading →

Emily Carter awarded Langmuir Prize in Chemical Physics

PHOTO BY DAVID KELLY CROW Emily Carter, dean of the School of Engineering and Applied Science, has been named the recipient of the 2017 Irving Langmuir Prize in Chemical Physics of the American Physical Society. Continue Reading →

Understanding the Digital World: What You Need to Know about Computers, the Internet, Privacy and Security

Author: Brian Kernighan, professor of computer science Publisher: Princeton University Press, January 2017 Computers are everywhere. Some of them are highly visible, in laptops, tablets, cellphones and smart watches. But most are invisible, like those Continue Reading →

Better decision-making for the planet

By Yasemin Saplakoglu We might think we have control of the mix of decisions we make during the day. But it turns out that our brain gives us subconscious nudges, preferring some choices over others. Continue Reading →

Students explore sustainable building with bamboo

Watch the video LAST FALL, two undergraduates approached Sigrid Adriaenssens, an associate professor of civil and environmental engineering, about working together on their senior-thesis projects, from different angles. Lu Lu, who is from Chongqing, China, Continue Reading →

Exploring collective interactions of matter and antimatter

STRIP AWAY ELECTRONS FROM THEIR ATOMS and you get a plasma — a collection of negatively charged electrons and positively charged ions. But at high energies around compact cosmic objects such as black holes, quasars Continue Reading →

CITIES: Resilient • Adaptable • Livable • Smart

Innovations in building materials, design, water systems and power grids are helping to make cities more livable, say researchers in Princeton’s School of Engineering and Applied Science By Bennett McIntosh Cities. They sprawl and tangle, Continue Reading →

Tiny delivery capsules for new drugs

Some drugs cannot be delivered via a normal pill or injection because they cannot readily dissolve in water. About 40 percent of new pharmaceuticals have this hydrophobic (water-fearing) character, and like a globule of oil Continue Reading →

Computer chip for point-of-care diagnosis

Assistant Professor of Electrical Engineering Kaushik Sengupta and his team are developing a computer chip-based diagnostic system, which rests comfortably on a fingertip but contains hundreds of different sensors for simultaneous detection of disease-causing agents. Continue Reading →

The Hub: A new center opens its doors … to student entrepreneurship

THE SOCIAL CAMPUS NETWORKING startup Friendsy began with a single campus network at Princeton and has since expanded to 230 campuses nationwide. This June, Friendsy was one of the first startups to move into the Continue Reading →

Taming the network: Finding relationships in complex data sets

WHAT BRINGS PEOPLE TOGETHER IN ONLINE NETWORKS? Researchers (and advertisers) would like to know, but without access to personal profiles, the question is not easy. Finding previously undetected relationships in networks and complex data sets Continue Reading →

Energy and environment center opens its doors

WITH CONSTRUCTION ESSENTIALLY COMPLETE, researchers are moving into the new home of the Andlinger Center for Energy and the Environment, a 129,000-square-foot complex dedicated to research and teaching in areas involving energy efficiency, sustainable sources Continue Reading →

Bioengineering: Unlocking the secrets of human health

By Takim Williams RED-HOT RIVERS OF MOLTEN COPPER and aluminum alloys streamed from one receptacle to another. As an undergraduate watching the demonstration in a materials science class, Clifford Brangwynne was reminded of cells migrating Continue Reading →

COMPUTER SCIENCE: Internet traffic moves smoothly with Pyretic

AT 60 HUDSON ST. IN LOWER MANHATTAN, a fortress-like building houses one of the Internet’s busiest exchange points. Packets of data zip into the building, are routed to their next destination, and zip out again, Continue Reading →

COMPUTER SCIENCE: Security check: A strategy for verifying software that could prevent bugs

IN APRIL 2014, INTERNET USERS WERE SHOCKED to learn of the Heartbleed bug, a vulnerability in the open-source software used to encrypt Internet content and passwords. The bug existed for two years before it was Continue Reading →

RESILIENT SHORES: After Sandy, climate scientists and architects explore how to co-exist with rising tides

AFTER THE WIND, RAIN AND WAVES of Hurricane Sandy subsided, many of the modest homes in the Chelsea Heights section of Atlantic City, New Jersey, were filled to their windows with murky water. Residents returned Continue Reading →

Computer visions: A selection of research projects in Computer Science

Princeton’s Department of Computer Science has strong groups in theory, networks/systems, graphics/vision, programming languages, security/policy, machine learning, and computational biology. Find out what the researchers have been up to lately in these stories: Armchair victory: Computers Continue Reading →

A RISKY PROPOSITION: Has global interdependence made us vulnerable?

RISK IS EVERYWHERE. There’s a risk, for example, that volcanic ash will damage aircraft engines. So when a volcano erupted in Iceland in April 2010, concerns about the plume of volcanic ash disrupted air travel Continue Reading →

FOUR PROFESSORS Receive Presidential Science Awards

Four professors received the 2013 Presidential Early Career Award for Scientists and Engineers, the highest honor bestowed by the U.S. government on science and engineering professionals in the early stages of their research careers. Associate Continue Reading →

Shell Structures for Architecture: Form Finding and Optimization

Edited by: Sigrid Adriaenssens, Philippe Block, Diederik Veenendaal and Chris Williams, with a foreword by Pritzker Prize Winner Shigeru Ban Publisher: Routledge: Taylor and Francis, 2014 This book presents contemporary design methods for shell and Continue Reading →

Wetlands provide solutions for agricultural runoff

A PATCHWORK OF SMALL LAKES, forests and marshes surrounded by farms and suburbs, the Assunpink Wildlife Management Area in central New Jersey is an ideal place to track the effects of agricultural nitrogen runoff on Continue Reading →

Light-splitting crystals from inexpensive ingredients

HIGHLY PURIFIED CRYSTALS that split light with uncanny precision are key parts of high-powered lenses, specialized optics and, potentially, computers that manipulate light instead of electricity. But producing these crystals by current techniques, such as Continue Reading →

Entrepreneurship at Princeton: An interview with Mung Chiang

PROFESSOR MUNG CHIANG has integrated fundamental research on computer network optimization with several successful business ventures. As director of the Keller Center, which expands the scope of engineering education to include leadership and societal issues, Continue Reading →

Focus on undergraduate research: Power grid solutions in Nigeria

GROWING UP IN LAGOS, NIGERIA, Oladoyin Phillips was accustomed to the power outages that struck just as she was about to use her computer or charge her cellphone. “I was frustrated on those afternoons,” she Continue Reading →