Learn how one-celled organisms, or single-celled organisms, helped build complex life.

Under the sea, green algae have evolved a clever way to handle too much sunlight. Scientists found that a special pigment called siphonein acts like a natural sun shield, protecting the algae’s ...

Tourist towns in SA's south-east are seeing new visitors this year due to the algal bloom affecting other locations. Some tourists say they changed their holiday plans due to the bloom. With South ...

Algae is a ubiquitous feature in waterways throughout the globe, including western North America. Slippery, green epilithic algae is a familiar sight on river rocks. Toxic blue-green ...

Armored catfish are driving manatees out of their warm-water refuges, putting their health at risk. Here’s why it’s happening—and what scientists are doing to help. An invasive armored catfish grazes ...

During the day, it's an eerie red tide. During the night, it's a sparkling blue bioluminescence, attracting curious onlookers. It's almost 12 months to the day since Tasmania's southern and eastern ...