Scientists have discovered a remarkable new form of symbiosis — a bacterium that lives inside a single-celled organism (a ...

Protein should make up 10% to 30%, and fat 20% to 35%. The term “calorie density” describes the number of calories in a food relative to its weight, usually per 3.5 ounces (oz) or 100 g.

While it's very rare, it can be deadly—a brain infection by a microbe widely known as the "brain-eating amoeba." The pathogen in question is called Naegleria fowleri. The "brain-eating" part ...

While it's very rare, it can be deadly – a brain infection by a microbe widely known as the "brain-eating amoeba". The pathogen in question is called Naegleria fowleri. The "brain-eating" part makes ...