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On demand, and now on schedule

June 24, 2016

As a cash-strapped college student completing a summer internship in the notoriously expensive city of San Francisco, Joshua Meier discovered he could save money by using Uber for his commute. But as Meier waited for his driver to arrive during the height of morning rush hour, he kept his eyes nervously glued to the clock.   

Defending breakthrough research

Defending breakthrough research

June 24, 2016

In the late 1990s, computer-chip makers were facing a Moore’s Law dead end, and Harvard chemist Roy Gordon thought he could help.

The famous dictum said that transistor density on a computer chip would double every two years. Gordon knew that the problem with Moore’s Law didn’t come in understanding the dizzying pace of technological change that it describes; it involved coming up with innovations that can sustain that pace. And Gordon had made a career as an innovator.

Gordon,...

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Finding their way

June 22, 2016

(From left) Co-instructor Fawwaz Habbal, students Starr Wen, Kira Headrick, Chris Carnes, John Holland, Jessica Ewald, Joe Pappas, Eboni White, Sylvia Rosenberg (on the computer screen), Shaan Erickson, University Disability Services Director Michele Clopper, and Co-instructor Chris Lombardo. (Photo by Adam Zewe/SEAS Communications.) 

Ultrathin, flat lens resolves chirality and color

June 22, 2016


Image of optical fiber (pumped with braodband light) formed by Multispectral Chiral Lens (Image courtesy of the Capasso Lab/Harvard SEAS)

Many things in the natural world are geometrically chiral, meaning they cannot be superimposed onto their mirror image. Think hands — right and left hands are mirror images but if you transplanted a right hand onto a left, you’d be in trouble. Certain...

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