It's extremely rare for seafood laden with this toxin to reach our tables. But human activities are producing more frequent ...

Algae-cleaning fish keep aquariums clean by eating algae. They help keep the water clear and create a healthy environment for other fish. Tap to read in detail.

A high school freshman in Colorado has been hospitalized with a rare and dangerous complication of E. coli poisoning. Kamberlyn Bowler, 15, said she ate McDonald's Quarter Pounders in the days ...

Editor’s Note: Sign up for Unlocking the World, CNN Travel’s weekly newsletter. Get the latest news in aviation, food and drink, where to stay and other travel developments. New details have ...

In the most recent update of an annual diary of Americans’ payment habits, for the first time consumers used debit cards as often as cash for payments under $25.

This is possibly the most obvious choice and the most fun. Algae-eating fish are adapted to do just that and, if your tank will accommodate one, you’ll get a dual-purpose pet and cleaner all in one ...

An international team of researchers from the United States and Italy has identified a new strain of cyanobacteria, or algae, found in volcanic ocean vents. This strain is particularly efficient ...

Energy-making chloroplasts from algae have been inserted into hamster cells, enabling the cells to photosynthesize light, according to new research in Japan. It was previously thought that ...

Its effects include setting optimum times to eat, and there is emerging evidence that overriding this schedule can have severe consequences for health. This article is part of a series on ...