It was a shocking sight. The area, which was previously purple and beautiful, is now covered with a thick layer of brown, fluffy algae." ...

At its center was a large knob made by red calcareous algae, measuring around three feet high and several feet across, with swaying fanlike growths atop it. The knob was surrounded by a vast ...

Think birds can’t have spikes? Think again. Explore the world of spiky animals, from crowned cranes to hedgehogs and venomous ...

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 ...

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 ...

Such a repellant is more effective when combined with a warning color such as the blue hue at the algae’s growth tips,” says Kobe University phycologist KAWAI Hiroshi. Some red algae exhibit ...

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 ...

In the U.S., red tides predate Spanish settlers; history shows Native Americans were aware of the algae’s existence. But with human influence and climate change, the nutrient-hungry algae is ...