Pennsylvania State University

Under some LED bulbs whites aren't 'whiter than white'

For years, companies have been adding whiteners to laundry detergent, paints, plastics, paper and fabrics to make whites look "whiter than white," but now, with a switch away from incandescent and fluorescent lighting, different ...

dateApr 18, 2014 in Other
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Slowdown of global warming fleeting

The recent slowdown in the warming rate of the Northern Hemisphere may be a result of internal variability of the Atlantic Multidecadal Oscillation—a natural phenomenon related to sea surface temperatures, ...

dateApr 07, 2014 in Earth Sciences
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