News tagged with pigments

Reliable packaging for chemical-free food

It is not obvious when examining a wrapped lettuce or a microwavable bowl of Chinese soup. But plastic food packaging is made of multiple layers designed to act as a barrier for oxygen or bacteria. "Each ...

dateApr 09, 2013 in Other
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Spotted: Rare spotted penguin

(Phys.org)—Little penguins, also known as fairy penguins, usually have a white belly and dark blue back to camouflage them from predatory eagles above and their fish prey below.

dateJan 31, 2013 in Plants & Animals
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