Deep Learning Networks Prefer the Human Voice--Just Like Us

The digital revolution is built on a foundation of invisible 1s and 0s called bits. As decades pass, and more and more of the world’s information and knowledge morph into streams of 1s and 0s, the notion that computers prefer to “speak” in...
7-Apr-2021 9:00 AM EDT Add to Favorites

Building Tough 3D Nanomaterials with DNA

Columbia Engineering researchers, working with Brookhaven National Laboratory, report today that they have built designed nanoparticle-based 3D materials that can withstand a vacuum, high temperatures, high pressure, and high radiation. This new...
18-Mar-2021 12:35 PM EDT Add to Favorites

Twistoptics—A New Way to Control Optical Nonlinearity

Columbia Engineering researchers report that they developed a new, efficient way to modulate and enhance an important type of nonlinear optical process: optical second harmonic generation—where two input photons are combined in the material to...
4-Mar-2021 1:50 PM EST Add to Favorites

Sharing Elevators during COVID

With COVID-19 vaccines in reach, city officials, business administrators, and high-rise building managers are planning how to safely open offices as people come back to work. Columbia engineers have been exploring solutions to this problem, with...
9-Feb-2021 10:20 AM EST Add to Favorites

Columbia Engineers First to Observe Avalanches in Nanoparticles

Columbia Engineering researchers report the first nanomaterial that demonstrates "photon avalanching,” a process that is unrivaled in its combination of extreme nonlinear optical behavior and efficiency. The realization of photon avalanching in...
12-Jan-2021 1:50 PM EST Add to Favorites

Robot Displays a Glimmer of Empathy to a Partner Robot

Like a longtime couple who can predict each other’s every move, a Columbia Engineering robot has learned to predict its partner robot’s future actions and goals based on just a few initial video frames. The study, conducted at Columbia...
8-Jan-2021 5:35 PM EST Add to Favorites

Surprising News: Drylands Are Not Getting Drier

Columbia Engineering study is the first to show the importance of long-term soil moisture changes and associated soil moisture-atmosphere feedbacks in future predictions of water availability in drylands. The researchers identified a long-term...
1-Jan-2021 11:00 AM EST Add to Favorites

Drowning in Disinformation

The use and spread of disinformation—false or misleading information intended to deceive people—is being amplified and accelerated at an alarming rate on the internet via social media. In a white paper for the Computing Research Association’s...
17-Dec-2020 2:35 PM EST Add to Favorites

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