The FDA says it will allow three new color additives made from natural sources to be used in the nation's food supply.

Red algae use structural color not just for looks but for protection. Reflective structures signal potential toxicity, ...

Chlorella and spirulina are both algae, but spirulina is less expensive to process and often cheaper. Both have protein, but ...

Algae are the new delivery drivers: they are tiny enough to float in inhalable liquid particles and travel deep inside the ...