A “glowing” algae has sprung up along the coast of one Aussie state – but the truth behind this natural light show is a lot ...

It's slightly larger than a 5-liter water bottle, and is whizzing around the Earth at a speed of 7.5 kilometers per second.

From venomous stings to sharp teeth, the most dangerous fish species can be lethal to humans. Whether it's an accidental encounter or an intentional attack, some fish are capable of delivering ...

It’s a common misconception that algae are dangerous for fish, and, in fact, there are many species that eat it. A small amount of algae can make your tank look more natural but if left ...