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Sci/Tech

Last Saturday’s Earth Day event focused on the influence of humans on the environment. The Carnegie Science Center plans to hold this event every year.

Carnegie Science Center holds event for Earth Day

Filled with movies, presentations, and environmental activities, the Carnegie Science Center hosted its Earth Day event last Saturday. Bill Perkins,...

Lasers produce a beam of light using stimulated emission, or a cascade of energy emissions.

How Things Work: Lasers

A laser is a device that can read data from a CD, provide a light spectacle, and even produce a concentrated, coherent beam of light capable of cutting...

SciTech Briefs

Brain views images past borders Researchers from the University of Delaware and Yale University recently performed a study showing that the brain uses...

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September 29, 2008

September 22, 2008