New tank syndrome involves a dangerous buildup of toxins. Discover what causes it, how it hurts fish, and how to prevent it ...

Rising ocean acidity weakens corals, boosts algae and makes reefs flatter. Even small chemical changes reshape reef life.

This aquarium should have been thriving, but one look at the water made it clear something went wrong. The deadly mix of waste, algae, and broken filtration pushes the fish to their limit. The rescue ...

The agency said the product, which includes “forever chemical” components, is safe if used according to label restrictions.

How can households in Northern Ireland contribute to solving the blue-green algae problem which has created an environmental ...