News tagged with spectrum

A new light wave

Hold a magnifying glass over the driveway on a sunny day and it will focus sunlight into a single beam. Hold a prism in front of the window and the light will spread out into a perfect rainbow. Lenses like these have been ...

dateAug 12, 2013 in General Physics
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Lake Tahoe clarity improves, outlook not so clear

While clarity improved at Lake Tahoe for a second straight year in 2012, long-term trends show that climate change is impacting the Lake Tahoe Basin with drier years, less precipitation, higher lake temperatures and projected ...

dateAug 08, 2013 in Environment
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