Three types of parasites can cause disease in humans. They are protozoa, carried by mosquitos, helminths, such as roundworm, and ectoparasites, for instance lice and bed bugs. Parasites are organisms ...

Australian scientists have begun looking at smell sensors in worms and insects to help them build an electronic "cybernose" they hope will one day be capable of measuring aromas and flavors in wine.

Over 1,400 species of parasites – viruses, bacteria, fungi, intestinal worms and protozoa – are able to infect humans. In most cases, the right medicine against a parasite cures the patient. If he or ...

A Hong Kong hiker washed her face in a freshwater stream, not noticing that a leech had wormed its way into one of her nostrils, according to the Hong Kong Medical Journal. Unaware she was playing ...