March 6, 2006


Piles of PDA files
Despite the small screens of handheld devices we continue to try to do more and more with the likes of cellphones and PDAs, from watching television shows to running desktop applications. Researchers have been trying to overcome the small screen limitation...

Motion models how we meet
What does math have to do with friendship and sex? Quite a bit, these days. Mathematical models are emerging as a useful tool for studying and monitoring social networks...

Fingers do the browsing
Commands hover, data touches
Cropping by eye
Electric field refrigeration


View from the High Ground: Cornell's Jon Kleinberg
Six degrees of separation, buying gasoline by the molecule, the science of popularity, all just getting along online, intellectual prosthetics, Big Science, making up questions, and telling stories.

How It Works: Quantum computing: qubits
Photons, electrons and atoms, oh my! These particles are the raw materials for qubits, the basic building blocks of quantum computers.

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March 12, 2006
Loneliness trumps exercise
Scientists have established that social isolation is bad for physical and emotional health. Most of these studies focus on how social isolation makes bad health conditions worse.

A study of rats' brains shows that social isolation also diminishes the positive effects of healthy behavior

February 24, 2006
In hot water

February 16, 2006
Don't think about it

February 13, 2006
Slick touch

"In most areas of science and technology, the origins of new breakthroughs can still be found in the work of a small number of people -- or even a single person -- working at their own pace on their own questions, pursuing things that interest them. "
- Jon Kleinberg, Cornell University

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