Some red algae exhibit structural color that gives their growth tips a blue hue and the rest of their bodies, including their ...

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

Giant viruses, like the ones found in Yellowstone's hot springs, have been turning up in many odd corners of the planet.

Red algae are red due to the pigments they use to collect light. Kobe University phycologist KAWAI Hiroshi says: "Being a diver, I have long been aware that some red algae have a much whiter ...

Toxic red algae blooms in Florida have spread to metropolitan counties on the state's east coast, triggering large-scale beach closures and fears of a plunge in the tourist economy. WEST PALM BEACH, ...

Some red algae exhibit structural color that gives their growth tips a blue hue and the rest of their bodies including their fruiting structures a white hue. Moreover, since the color-producing ...

Red No. 3 is now banned in the US -- but it'll take time to phase it out completely. In the meantime, the FDA just approved these three natural food colors to take its place.