Nonlinearities could be strengthened by photonic crystals

Typically, photons can pass by one another unchanged. However, a number of important scientific and technological applications can be enabled by using matter as a medium for photons to talk with one another. The problem? ...

Mobile math lab for cell phones created

Israeli scientists have developed a mobile math lab application for cell phones, providing students with experiential, interactive ways to learn math.

NASA listens to Apollo-era scientists

The National Aeronautics and Space Administration plans to celebrate the 38th anniversary of the first moon landing by reuniting retired scientists.

Endeavour Rolls To Pad Tonight

The rollout of Space Shuttle Endeavour to Launch Pad 39A is expected to begin tonight. Originally planned for this morning, the move was canceled by NASA managers because unfavorable weather was predicted to arrive in the ...

Understanding Killer Electrons in Space

Settling a longstanding scientific debate, Los Alamos scientists have demonstrated conclusively how electromagnetic waves accelerate ordinary electrons in the belts of radiation outside Earth's atmosphere to a state where ...

'Less is More' Online

Researchers at the University of Missouri-Columbia have found that less is more when it comes to online content. In a study that examined responses to pictures viewed online, the researchers found that people were able to ...

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